Bug 517975 - Krita 6 cannot open attached uncorrupted file that Krita 5 _can_ open.
Summary: Krita 6 cannot open attached uncorrupted file that Krita 5 _can_ open.
Status: RESOLVED FIXED
Alias: None
Product: krita
Classification: Applications
Component: File formats (other bugs)
Version First Reported In: nightly build (please specify the git hash!)
Platform: Appimage Linux
: NOR normal
Target Milestone: ---
Assignee: Krita Bugs
URL:
Keywords: qt6
Depends on:
Blocks:
 
Reported: 2026-03-21 23:02 UTC by til.schmitter
Modified: 2026-04-07 09:02 UTC (History)
5 users (show)

See Also:
Latest Commit:
Version Fixed/Implemented In:
Sentry Crash Report:


Attachments

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Description til.schmitter 2026-03-21 23:02:50 UTC
SUMMARY
i don't know exactly what happened. i unplugged my secondary monitor and saved normally. when i restarted krita to reset the ui scaling, i couldn't open the .kra anymore.
no matter if it's reproducable, the file load might be able to be improved to handle this file. Gwenview was able to display the .kra file, so i was able to save it as avif from there, so i didn't lose the drawing entirely.

STEPS TO REPRODUCE
wasn't able to reproduce. corrupted file is here (too big to upload):
https://1drv.ms/u/c/4c83fee20e012d7f/IQDsyJmtR3VGRYkttz6wxQH8AWaC1k0t-DZjYrTSJAzwvXk?e=5134i5

OBSERVED RESULT
Parsing error in root at line 23, column 192
Error message: Unexpected ''.

EXPECTED RESULT
File loading

SOFTWARE/OS VERSIONS
Krita

 Version: 6.1.0-prealpha (git a6e2f35 at the time of saving, but i also tried opening with a more recent nightly, which failed as well)
 Hidpi: true

Qt

  Version (compiled): 6.8.0
  Version (loaded): 6.8.0

OS Information

  Build ABI: x86_64-little_endian-lp64
  Build CPU: x86_64
  CPU: x86_64
  Kernel Type: linux
  Kernel Version: 6.19.8-200.fc43.x86_64
  Pretty Productname: Fedora Linux 43 (KDE Plasma Desktop Edition)
  Product Type: fedora
  Product Version: 43
  Desktop: KDE
  Appimage build: Yes

Locale

  Languages: en_US, en_Latn_US, en
  C locale: LC_CTYPE=en_US.UTF-8;LC_NUMERIC=de_DE.UTF-8;LC_TIME=de_DE.UTF-8;LC_COLLATE=en_US.UTF-8;LC_MONETARY=de_DE.UTF-8;LC_MESSAGES=en_US.UTF-8;LC_PAPER=de_DE.UTF-8;LC_NAME=de_DE.UTF-8;LC_ADDRESS=de_DE.UTF-8;LC_TELEPHONE=de_DE.UTF-8;LC_MEASUREMENT=de_DE.UTF-8;LC_IDENTIFICATION=en_US.UTF-8
  QLocale current: en
  QLocale system: en
  QTextCodec for locale: UTF-8

OpenGL Info
 
  Qt Platform Name:  "xcb" 
  Qt XCB GL integration plugin:  xcb_glx 
  Vendor:  "NVIDIA Corporation" 
  Renderer:  "NVIDIA GeForce RTX 4070 SUPER/PCIe/SSE2" 
  Driver version:  "4.6.0 NVIDIA 580.126.18" 
  Shading language:  "4.60 NVIDIA" 
  Requested format:  QSurfaceFormat(version 3.3, options QFlags<QSurfaceFormat::FormatOption>(), depthBufferSize 24, redBufferSize 8, greenBufferSize 8, blueBufferSize 8, alphaBufferSize 8, stencilBufferSize 8, samples -1, swapBehavior QSurfaceFormat::DoubleBuffer, swapInterval 0, colorSpace QColorSpace(), profile  QSurfaceFormat::CompatibilityProfile) 
  Current format:  QSurfaceFormat(version 4.6, options QFlags<QSurfaceFormat::FormatOption>(), depthBufferSize 24, redBufferSize 8, greenBufferSize 8, blueBufferSize 8, alphaBufferSize 8, stencilBufferSize 8, samples -1, swapBehavior QSurfaceFormat::DoubleBuffer, swapInterval 0, colorSpace QColorSpace(), profile  QSurfaceFormat::CompatibilityProfile) 
  GL version: 4.6 
  Supports deprecated functions false 
  Is OpenGL ES: false 
  supportsBufferMapping: true 
  supportsBufferInvalidation: true 
  forceDisableTextureBuffers: false 
  Extensions: 
     GL_SGIX_shadow 
     GL_NV_explicit_multisample 
     GL_ARB_texture_swizzle 
     GL_NV_texture_env_combine4 
     GL_EXT_texture_sRGB 
     GL_SGIS_texture_lod 
     GL_ARB_multisample 
     GL_EXT_memory_object_fd 
     GL_EXT_texture_buffer_object 
     GL_NV_parameter_buffer_object 
     GL_ARB_draw_buffers 
     GL_ARB_texture_barrier 
     GL_OVR_multiview2 
     GL_EXT_polygon_offset_clamp 
     GL_NV_fragment_program 
     GL_NV_query_resource 
     GL_ARB_internalformat_query 
     GL_NV_register_combiners2 
     GL_NV_scissor_exclusive 
     GL_EXT_texture_lod_bias 
     GL_ARB_polygon_offset_clamp 
     GL_EXT_multi_draw_arrays 
     GL_ARB_indirect_parameters 
     GL_ARB_get_texture_sub_image 
     GL_ARB_vertex_array_object 
     GL_NV_shader_atomic_int64 
     GL_NV_transform_feedback2 
     GL_ARB_vertex_type_2_10_10_10_rev 
     GL_EXT_raster_multisample 
     GL_ARB_vertex_attrib_64bit 
     GL_EXT_shader_image_load_store 
     GL_EXT_texture_compression_rgtc 
     GL_KHR_context_flush_control 
     GL_ATI_draw_buffers 
     GL_NV_texture_shader3 
     GL_ARB_fragment_shader 
     GL_ARB_framebuffer_no_attachments 
     GL_S3_s3tc 
     GL_EXT_texture_compression_latc 
     GL_NV_texture_shader 
     GL_NV_vertex_array_range2 
     GL_AMD_multi_draw_indirect 
     GL_ARB_viewport_array 
     GL_EXT_blend_minmax 
     GL_EXT_texture_env_add 
     GL_IBM_rasterpos_clip 
     GL_NV_conservative_raster_pre_snap_triangles 
     GL_EXT_provoking_vertex 
     GL_NV_texgen_reflection 
     GL_NV_vertex_program3 
     GL_ARB_shader_clock 
     GL_ATI_texture_mirror_once 
     GL_NVX_nvenc_interop 
     GL_ARB_transform_feedback3 
     GL_NV_draw_texture 
     GL_NV_vertex_program2_option 
     GL_AMD_vertex_shader_viewport_index 
     GL_ARB_shader_objects 
     GL_ARB_robustness 
     GL_ARB_uniform_buffer_object 
     GL_ARB_shading_language_include 
     GL_NV_light_max_exponent 
     GL_ARB_shader_precision 
     GL_NV_shader_atomic_fp16_vector 
     GL_ARB_compute_variable_group_size 
     GL_ARB_transform_feedback2 
     GL_NV_gpu_multicast 
     GL_ARB_window_pos 
     GL_NV_texture_dirty_tile_map 
     GL_NV_vertex_buffer_unified_memory 
     GL_NVX_progress_fence 
     GL_EXT_shader_integer_mix 
     GL_EXT_texture_shared_exponent 
     GL_NV_shader_atomic_float64 
     GL_EXT_texture_shadow_lod 
     GL_NV_transform_feedback 
     GL_ARB_texture_buffer_object_rgb32 
     GL_SUN_slice_accum 
     GL_ARB_texture_compression_rgtc 
     GL_EXT_geometry_shader4 
     GL_ARB_sparse_buffer 
     GL_ARB_texture_buffer_range 
     GL_NV_register_combiners 
     GL_NV_vertex_array_range 
     GL_NV_shader_storage_buffer_object 
     GL_NVX_conditional_render 
     GL_ARB_cull_distance 
     GL_NV_ES1_1_compatibility 
     GL_ARB_shading_language_420pack 
     GL_NV_clip_space_w_scaling 
     GL_ARB_copy_image 
     GL_ARB_texture_env_dot3 
     GL_ARB_clip_control 
     GL_EXT_texture_filter_minmax 
     GL_EXT_shadow_funcs 
     GL_ARB_half_float_pixel 
     GL_EXT_texture_mirror_clamp 
     GL_ARB_seamless_cube_map 
     GL_ARB_separate_shader_objects 
     GL_ARB_texture_mirror_clamp_to_edge 
     GL_EXT_draw_range_elements 
     GL_ARB_post_depth_coverage 
     GL_NV_conditional_render 
     GL_ARB_texture_stencil8 
     GL_ARB_clear_texture 
     GL_SGIS_generate_mipmap 
     GL_ARB_map_buffer_alignment 
     GL_ARB_compute_shader 
     GL_ARB_program_interface_query 
     GL_EXT_import_sync_object 
     GL_ARB_shader_texture_lod 
     GL_NV_texture_barrier 
     GL_NV_primitive_shading_rate 
     GL_ARB_compatibility 
     GL_NV_uniform_buffer_unified_memory 
     GL_EXT_abgr 
     GL_ARB_texture_multisample 
     GL_ARB_shader_atomic_counter_ops 
     GL_ARB_fragment_program 
     GL_ARB_shader_atomic_counters 
     GL_ARB_occlusion_query2 
     GL_EXT_gpu_shader4 
     GL_NV_shader_texture_footprint 
     GL_NV_fence 
     GL_ARB_explicit_attrib_location 
     GL_EXT_texture_array 
     GL_ARB_shadow 
     GL_NV_blend_equation_advanced_coherent 
     GL_EXT_framebuffer_blit 
     GL_NV_fragment_coverage_to_color 
     GL_NV_compute_program5 
     GL_ARB_query_buffer_object 
     GL_ARB_transpose_matrix 
     GL_EXT_draw_instanced 
     GL_EXT_separate_shader_objects 
     GL_EXT_texture_cube_map 
     GL_ARB_shader_bit_encoding 
     GL_NV_pixel_data_range 
     GL_NV_shading_rate_image 
     GL_ARB_texture_env_combine 
     GL_KHR_robust_buffer_access_behavior 
     GL_ARB_ES2_compatibility 
     GL_ARB_get_program_binary 
     GL_ARB_draw_buffers_blend 
     GL_ARB_sparse_texture2 
     GL_ARB_texture_float 
     GL_NV_geometry_shader4 
     GL_ARB_conservative_depth 
     GL_ARB_texture_query_lod 
     GL_ARB_robust_buffer_access_behavior 
     GL_ARB_sync 
     GL_EXT_texture_compression_dxt1 
     GL_EXT_texture_object 
     GL_ARB_texture_rectangle 
     GL_EXT_texture_integer 
     GL_NV_gpu_program5_mem_extended 
     GL_ARB_point_sprite 
     GL_NV_shader_buffer_load 
     GL_ARB_tessellation_shader 
     GL_EXT_framebuffer_multisample_blit_scaled 
     GL_EXT_direct_state_access 
     GL_ARB_debug_output 
     GL_ARB_texture_rg 
     GL_NV_bindless_multi_draw_indirect 
     GL_NV_shader_atomic_counters 
     GL_NV_mesh_shader 
     GL_EXT_texture_edge_clamp 
     GL_NV_vdpau_interop2 
     GL_ARB_vertex_shader 
     GL_ARB_sparse_texture 
     GL_NV_gpu_program4_1 
     GL_EXT_bgra 
     GL_NV_primitive_restart 
     GL_ARB_parallel_shader_compile 
     GL_EXT_packed_pixels 
     GL_ARB_pipeline_statistics_query 
     GL_KHR_parallel_shader_compile 
     GL_NV_shader_subgroup_partitioned 
     GL_NV_texture_rectangle_compressed 
     GL_EXT_semaphore_fd 
     GL_ARB_texture_cube_map 
     GL_EXT_shader_image_load_formatted 
     GL_NV_fragment_program_option 
     GL_EXT_packed_depth_stencil 
     GL_NV_vertex_program2 
     GL_EXT_multiview_texture_multisample 
     GL_ARB_multitexture 
     GL_NV_parameter_buffer_object2 
     GL_NV_depth_clamp 
     GL_EXT_depth_bounds_test 
     GL_ARB_texture_filter_minmax 
     GL_EXT_texture_swizzle 
     GL_ARB_draw_elements_base_vertex 
     GL_ARB_sparse_texture_clamp 
     GL_NV_query_resource_tag 
     GL_ARB_fragment_program_shadow 
     GL_NV_shader_thread_group 
     GL_NV_vertex_attrib_integer_64bit 
     GL_EXT_Cg_shader 
     GL_ARB_shader_ballot 
     GL_ARB_bindless_texture 
     GL_EXT_vertex_attrib_64bit 
     GL_ARB_pixel_buffer_object 
     GL_ARB_shader_viewport_layer_array 
     GL_ARB_draw_indirect 
     GL_ARB_color_buffer_float 
     GL_ARB_texture_view 
     GL_NV_sample_mask_override_coverage 
     GL_NV_blend_minmax_factor 
     GL_ARB_base_instance 
     GL_ARB_copy_buffer 
     GL_ARB_derivative_control 
     GL_NV_packed_depth_stencil 
     GL_ARB_shader_image_size 
     GL_EXT_stencil_two_side 
     GL_NV_internalformat_sample_query 
     GL_ARB_texture_buffer_object 
     GL_NV_path_rendering_shared_edge 
     GL_KTX_buffer_region 
     GL_NV_bindless_texture 
     GL_NV_shader_atomic_float 
     GL_AMD_vertex_shader_layer 
     GL_ARB_shader_image_load_store 
     GL_ARB_transform_feedback_instanced 
     GL_ARB_ES3_1_compatibility 
     GL_ARB_shading_language_packing 
     GL_KHR_debug 
     GL_NV_vertex_program1_1 
     GL_ARB_shader_draw_parameters 
     GL_EXT_draw_buffers2 
     GL_EXT_semaphore 
     GL_EXT_post_depth_coverage 
     GL_ARB_compressed_texture_pixel_storage 
     GL_EXT_secondary_color 
     GL_ARB_depth_clamp 
     GL_OVR_multiview 
     GL_ARB_explicit_uniform_location 
     GL_ARB_multi_draw_indirect 
     GL_IBM_texture_mirrored_repeat 
     GL_EXT_texture_sRGB_decode 
     GL_ARB_gpu_shader_int64 
     GL_ARB_provoking_vertex 
     GL_ARB_gpu_shader5 
     GL_NV_texture_shader2 
     GL_EXT_bindable_uniform 
     GL_ARB_gl_spirv 
     GL_ARB_texture_mirrored_repeat 
     GL_ARB_shader_group_vote 
     GL_NV_point_sprite 
     GL_NV_timeline_semaphore 
     GL_EXT_rescale_normal 
     GL_EXT_packed_float 
     GL_ARB_vertex_program 
     GL_NV_command_list 
     GL_ARB_texture_filter_anisotropic 
     GL_NV_copy_depth_to_color 
     GL_SGIX_depth_texture 
     GL_ARB_sample_locations 
     GL_EXT_texture_env_combine 
     GL_ARB_seamless_cubemap_per_texture 
     GL_KHR_shader_subgroup 
     GL_NV_occlusion_query 
     GL_EXT_transform_feedback2 
     GL_ARB_vertex_array_bgra 
     GL_NV_gpu_program4 
     GL_ARB_geometry_shader4 
     GL_ARB_buffer_storage 
     GL_ARB_occlusion_query 
     GL_EXT_blend_color 
     GL_ARB_framebuffer_sRGB 
     GL_EXT_texture3D 
     GL_EXT_texture_storage 
     GL_NV_float_buffer 
     GL_EXT_framebuffer_multisample 
     GL_ARB_instanced_arrays 
     GL_ARB_point_parameters 
     GL_KHR_robustness 
     GL_ARB_texture_query_levels 
     GL_ARB_draw_instanced 
     GL_ARB_map_buffer_range 
     GL_EXT_stencil_wrap 
     GL_NV_conservative_raster_dilate 
     GL_AMD_seamless_cubemap_per_texture 
     GL_ARB_shader_texture_image_samples 
     GL_EXT_sparse_texture2 
     GL_NV_memory_object_sparse 
     GL_ARB_texture_border_clamp 
     GL_KHR_blend_equation_advanced_coherent 
     GL_ARB_vertex_attrib_binding 
     GL_NV_conservative_raster 
     GL_ARB_half_float_vertex 
     GL_NV_uniform_buffer_std430_layout 
     GL_ATI_texture_float 
     GL_ARB_spirv_extensions 
     GL_NV_multisample_filter_hint 
     GL_NV_alpha_to_coverage_dither_control 
     GL_NV_viewport_array2 
     GL_EXT_pixel_buffer_object 
     GL_EXT_framebuffer_sRGB 
     GL_NV_path_rendering 
     GL_NV_gpu_shader5 
     GL_ARB_fragment_coord_conventions 
     GL_ARB_texture_cube_map_array 
     GL_NV_shader_thread_shuffle 
     GL_NV_multisample_coverage 
     GL_ARB_texture_compression 
     GL_EXT_window_rectangles 
     GL_NV_blend_equation_advanced 
     GL_ARB_invalidate_subdata 
     GL_NV_vdpau_interop 
     GL_ARB_blend_func_extended 
     GL_EXT_point_parameters 
     GL_NV_fragment_program2 
     GL_ARB_conditional_render_inverted 
     GL_ARB_gpu_shader_fp64 
     GL_ARB_sampler_objects 
     GL_NV_draw_vulkan_image 
     GL_EXT_texture_env_dot3 
     GL_ARB_arrays_of_arrays 
     GL_NV_texture_compression_vtc 
     GL_NV_viewport_swizzle 
     GL_ARB_fragment_layer_viewport 
     GL_ARB_texture_gather 
     GL_ARB_imaging 
     GL_KHR_blend_equation_advanced 
     GL_EXT_vertex_array 
     GL_KHR_no_error 
     GL_NV_fragment_shader_interlock 
     GL_NV_texture_multisample 
     GL_EXT_blend_equation_separate 
     GL_EXT_blend_subtract 
     GL_ARB_vertex_buffer_object 
     GL_NV_ES3_1_compatibility 
     GL_ARB_transform_feedback_overflow_query 
     GL_EXT_texture_filter_anisotropic 
     GL_ARB_texture_env_crossbar 
     GL_ARB_internalformat_query2 
     GL_EXT_gpu_program_parameters 
     GL_NV_compute_shader_derivatives 
     GL_ARB_multi_bind 
     GL_ARB_texture_storage 
     GL_NV_fill_rectangle 
     GL_ARB_fragment_shader_interlock 
     GL_NV_memory_attachment 
     GL_ARB_clear_buffer_object 
     GL_NV_bindless_multi_draw_indirect_count 
     GL_NV_depth_buffer_float 
     GL_ARB_depth_texture 
     GL_NV_feature_query 
     GL_NV_fog_distance 
     GL_EXT_multiview_timer_query 
     GL_NV_blend_square 
     GL_EXT_timer_query 
     GL_ARB_texture_rgb10_a2ui 
     GL_NV_copy_image 
     GL_ARB_shading_language_100 
     GL_NV_fragment_shader_barycentric 
     GL_ARB_framebuffer_object 
     GL_NV_gpu_program_multiview 
     GL_NV_conservative_raster_pre_snap 
     GL_ARB_shader_storage_buffer_object 
     GL_EXT_fog_coord 
     GL_NV_conservative_raster_underestimation 
     GL_NV_vertex_program 
     GL_NV_framebuffer_mixed_samples 
     GL_ARB_ES3_2_compatibility 
     GL_ARB_texture_env_add 
     GL_EXT_memory_object 
     GL_NV_half_float 
     GL_EXT_texture_lod 
     GL_NV_framebuffer_multisample_coverage 
     GL_ARB_ES3_compatibility 
     GL_ARB_timer_query 
     GL_EXT_vertex_array_bgra 
     GL_ARB_depth_buffer_float 
     GL_NV_gpu_program5 
     GL_NVX_gpu_memory_info 
     GL_ARB_shader_subroutine 
     GL_EXTX_framebuffer_mixed_formats 
     GL_EXT_framebuffer_object 
     GL_NV_sample_locations 
     GL_NV_stereo_view_rendering 
     GL_NV_robustness_video_memory_purge 
     GL_EXT_blend_func_separate 
     GL_EXT_texture_sRGB_R8 
     GL_ARB_direct_state_access 
     GL_NV_gpu_program_fp64 
     GL_ARB_sample_shading 
     GL_EXT_texture_compression_s3tc 
     GL_EXT_separate_specular_color 
     GL_ARB_texture_storage_multisample 
     GL_ARB_enhanced_layouts 
     GL_NV_geometry_shader_passthrough 
     GL_ARB_texture_compression_bptc 
     GL_NV_texture_rectangle 
     GL_ARB_stencil_texturing 
     GL_EXT_x11_sync_object 
     GL_EXT_compiled_vertex_array 
     GL_NVX_blend_equation_advanced_multi_draw_buffers 
     GL_ARB_texture_non_power_of_two 
     GL_ARB_vertex_type_10f_11f_11f_rev 
     GL_NV_representative_fragment_test 

QPA OpenGL Detection Info 
  supportsDesktopGL: true 
  supportsOpenGLES: true 
  isQtPreferOpenGLES: false 
  Detected renderers: 
    (Supported) NVIDIA GeForce RTX 4070 SUPER/PCIe/SSE2 (4.6.0 NVIDIA 580.126.18) 
    (Supported) NVIDIA GeForce RTX 4070 SUPER/PCIe/SSE2 (OpenGL ES 3.2 NVIDIA 580.126.18)  

useBufferInvalidation (config option): false


---------------------

SESSION: 21 Mar 2026 20:15:41 +0100. Executing /tmp/.mount_krita.jjiIol/usr/bin/krita

Krita Version: 6.1.0-prealpha (git a6e2f35), Qt version compiled: 6.8.0, loaded: 6.8.0. Process ID: 77534
-- -- -- -- -- -- -- --
21 Mar 2026 20:15:41 +0100: Style: fusion. Available styles: Windows, Fusion
21 Mar 2026 20:15:41 +0100: Database is up to date. Version: 0.0.18, created by Krita 5.3.0-prealpha, at Sat Jul 5 00:02:28 2025
21 Mar 2026 20:15:41 +0100: INFO: detected unstable build of Krita, foreign_keys constraint will be enabled
21 Mar 2026 20:15:41 +0100: INFO: switch foreign_keys state: 0 -> 1
21 Mar 2026 20:15:42 +0100: Audio Playback Engine: KisPlaybackEngineQT
21 Mar 2026 20:15:46 +0100: KisAppimageUpdater: update check finished. Result: 1 Exit status: 0
path: /home/til/AppImages/krita.appimage
output: 
21 Mar 2026 20:16:13 +0100: Created image "Unnamed", 3840 * 2160 pixels, 240 dpi. Color model: 8-bit integer/channel RGB/Alpha (sRGB-elle-V2-srgbtrc.icc). Layers: 1
21 Mar 2026 20:23:13 +0100: Autosaving: /home/til/.krita-77534-document_0-autosave.kra
21 Mar 2026 20:23:13 +0100: Converting from application/x-krita to application/x-krita. Location: /home/til/.krita-77534-document_0-autosave.kra. Real location: /home/til/.krita-77534-document_0-autosave.kra. Batchmode: 0. Configuration: none
21 Mar 2026 20:23:13 +0100: Completed saving /home/til/.krita-77534-document_0-autosave.kra (mime: application/x-krita). Result: OK. Warning: . Size: 226902
21 Mar 2026 20:30:15 +0100: Autosaving: /home/til/.krita-77534-document_0-autosave.kra
21 Mar 2026 20:30:15 +0100: Converting from application/x-krita to application/x-krita. Location: /home/til/.krita-77534-document_0-autosave.kra. Real location: /home/til/.krita-77534-document_0-autosave.kra. Batchmode: 0. Configuration: none
21 Mar 2026 20:30:15 +0100: Completed saving /home/til/.krita-77534-document_0-autosave.kra (mime: application/x-krita). Result: OK. Warning: . Size: 13074442
21 Mar 2026 20:37:16 +0100: Autosaving: /home/til/.krita-77534-document_0-autosave.kra
21 Mar 2026 20:37:26 +0100: Autosaving: /home/til/.krita-77534-document_0-autosave.kra
21 Mar 2026 20:37:36 +0100: Autosaving: /home/til/.krita-77534-document_0-autosave.kra
21 Mar 2026 20:37:36 +0100: Converting from application/x-krita to application/x-krita. Location: /home/til/.krita-77534-document_0-autosave.kra. Real location: /home/til/.krita-77534-document_0-autosave.kra. Batchmode: 0. Configuration: none
21 Mar 2026 20:37:36 +0100: Completed saving /home/til/.krita-77534-document_0-autosave.kra (mime: application/x-krita). Result: OK. Warning: . Size: 14416703
21 Mar 2026 20:44:38 +0100: Autosaving: /home/til/.krita-77534-document_0-autosave.kra
21 Mar 2026 20:44:38 +0100: Converting from application/x-krita to application/x-krita. Location: /home/til/.krita-77534-document_0-autosave.kra. Real location: /home/til/.krita-77534-document_0-autosave.kra. Batchmode: 0. Configuration: none
21 Mar 2026 20:44:38 +0100: Completed saving /home/til/.krita-77534-document_0-autosave.kra (mime: application/x-krita). Result: OK. Warning: . Size: 16668013
21 Mar 2026 20:47:09 +0100: Saving Document  as /home/til/Documents/Krita/quest mark.kra (mime: application/x-krita). 3840 * 2160 pixels, 6 layers.  101 frames, 24 framerate. Export configuration: No configuration
21 Mar 2026 20:47:09 +0100: Converting from application/x-krita to application/x-krita. Location: /home/til/Documents/Krita/quest mark.kra. Real location: /home/til/Documents/Krita/quest mark.kra. Batchmode: 0. Configuration: none
21 Mar 2026 20:47:10 +0100: Completed saving /home/til/Documents/Krita/quest mark.kra (mime: application/x-krita). Result: OK. Warning: . Size: 36998612
21 Mar 2026 20:47:10 +0100: Removing autosave file: /home/til/.krita-77534-document_0-autosave.kra
21 Mar 2026 20:47:10 +0100: Saving Completed
21 Mar 2026 20:54:43 +0100: Saving Document /home/til/Documents/Krita/quest mark.kra as /home/til/Documents/Krita/quest mark.kra (mime: application/x-krita). 3840 * 2160 pixels, 9 layers.  101 frames, 24 framerate. Export configuration: No configuration
21 Mar 2026 20:54:43 +0100: Converting from application/x-krita to application/x-krita. Location: /home/til/Documents/Krita/quest mark.kra. Real location: /home/til/Documents/Krita/quest mark.kra. Batchmode: 0. Configuration: none
21 Mar 2026 20:54:44 +0100: Completed saving /home/til/Documents/Krita/quest mark.kra (mime: application/x-krita). Result: OK. Warning: . Size: 68863599
21 Mar 2026 20:54:44 +0100: Saving Completed
21 Mar 2026 21:01:48 +0100: Autosaving: /home/til/Documents/Krita/.quest mark.kra-autosave.kra
21 Mar 2026 21:01:48 +0100: Converting from application/x-krita to application/x-krita. Location: /home/til/Documents/Krita/.quest mark.kra-autosave.kra. Real location: /home/til/Documents/Krita/.quest mark.kra-autosave.kra. Batchmode: 0. Configuration: none
21 Mar 2026 21:01:49 +0100: Completed saving /home/til/Documents/Krita/.quest mark.kra-autosave.kra (mime: application/x-krita). Result: OK. Warning: . Size: 104137116
21 Mar 2026 21:07:46 +0100: SAFE ASSERT (krita): "colorSmudgeData" in file /builds/graphics/krita/plugins/paintops/colorsmudge/KisColorSmudgeStrategyLightness.cpp, line 48
21 Mar 2026 21:07:47 +0100: SAFE ASSERT (krita): "colorSmudgeData" in file /builds/graphics/krita/plugins/paintops/colorsmudge/KisColorSmudgeStrategyLightness.cpp, line 48
21 Mar 2026 21:07:50 +0100: SAFE ASSERT (krita): "colorSmudgeData" in file /builds/graphics/krita/plugins/paintops/colorsmudge/KisColorSmudgeStrategyLightness.cpp, line 48
21 Mar 2026 21:07:57 +0100: SAFE ASSERT (krita): "colorSmudgeData" in file /builds/graphics/krita/plugins/paintops/colorsmudge/KisColorSmudgeStrategyLightness.cpp, line 48
21 Mar 2026 21:08:01 +0100: SAFE ASSERT (krita): "colorSmudgeData" in file /builds/graphics/krita/plugins/paintops/colorsmudge/KisColorSmudgeStrategyLightness.cpp, line 48
21 Mar 2026 21:08:12 +0100: Saving Document /home/til/Documents/Krita/quest mark.kra as /home/til/Documents/Krita/quest mark.kra (mime: application/x-krita). 3840 * 2160 pixels, 14 layers.  101 frames, 24 framerate. Export configuration: No configuration
21 Mar 2026 21:08:12 +0100: Converting from application/x-krita to application/x-krita. Location: /home/til/Documents/Krita/quest mark.kra. Real location: /home/til/Documents/Krita/quest mark.kra. Batchmode: 0. Configuration: none
21 Mar 2026 21:08:14 +0100: Completed saving /home/til/Documents/Krita/quest mark.kra (mime: application/x-krita). Result: OK. Warning: . Size: 128324190
21 Mar 2026 21:08:14 +0100: Removing autosave file: /home/til/Documents/Krita/.quest mark.kra-autosave.kra
21 Mar 2026 21:08:14 +0100: Saving Completed
21 Mar 2026 21:08:37 +0100: SAFE ASSERT (krita): "colorSmudgeData" in file /builds/graphics/krita/plugins/paintops/colorsmudge/KisColorSmudgeStrategyLightness.cpp, line 48
21 Mar 2026 21:10:20 +0100: Saving Document /home/til/Documents/Krita/quest mark.kra as /home/til/Documents/Krita/quest mark.kra (mime: application/x-krita). 3840 * 2160 pixels, 16 layers.  101 frames, 24 framerate. Export configuration: No configuration
21 Mar 2026 21:10:20 +0100: Converting from application/x-krita to application/x-krita. Location: /home/til/Documents/Krita/quest mark.kra. Real location: /home/til/Documents/Krita/quest mark.kra. Batchmode: 0. Configuration: none
21 Mar 2026 21:10:22 +0100: Completed saving /home/til/Documents/Krita/quest mark.kra (mime: application/x-krita). Result: OK. Warning: . Size: 129081110
21 Mar 2026 21:10:22 +0100: Saving Completed
21 Mar 2026 21:17:42 +0100: Autosaving: /home/til/Documents/Krita/.quest mark.kra-autosave.kra
21 Mar 2026 21:17:52 +0100: Autosaving: /home/til/Documents/Krita/.quest mark.kra-autosave.kra
21 Mar 2026 21:18:02 +0100: Autosaving: /home/til/Documents/Krita/.quest mark.kra-autosave.kra
21 Mar 2026 21:18:12 +0100: Autosaving: /home/til/Documents/Krita/.quest mark.kra-autosave.kra
21 Mar 2026 21:18:12 +0100: Converting from application/x-krita to application/x-krita. Location: /home/til/Documents/Krita/.quest mark.kra-autosave.kra. Real location: /home/til/Documents/Krita/.quest mark.kra-autosave.kra. Batchmode: 0. Configuration: none
21 Mar 2026 21:18:13 +0100: Completed saving /home/til/Documents/Krita/.quest mark.kra-autosave.kra (mime: application/x-krita). Result: OK. Warning: . Size: 115045319
21 Mar 2026 21:25:34 +0100: Autosaving: /home/til/Documents/Krita/.quest mark.kra-autosave.kra
21 Mar 2026 21:25:34 +0100: Converting from application/x-krita to application/x-krita. Location: /home/til/Documents/Krita/.quest mark.kra-autosave.kra. Real location: /home/til/Documents/Krita/.quest mark.kra-autosave.kra. Batchmode: 0. Configuration: none
21 Mar 2026 21:25:35 +0100: Completed saving /home/til/Documents/Krita/.quest mark.kra-autosave.kra (mime: application/x-krita). Result: OK. Warning: . Size: 115124845
21 Mar 2026 21:36:18 +0100: Autosaving: /home/til/Documents/Krita/.quest mark.kra-autosave.kra
21 Mar 2026 21:36:18 +0100: Converting from application/x-krita to application/x-krita. Location: /home/til/Documents/Krita/.quest mark.kra-autosave.kra. Real location: /home/til/Documents/Krita/.quest mark.kra-autosave.kra. Batchmode: 0. Configuration: none
21 Mar 2026 21:36:19 +0100: Completed saving /home/til/Documents/Krita/.quest mark.kra-autosave.kra (mime: application/x-krita). Result: OK. Warning: . Size: 115285448
21 Mar 2026 21:47:18 +0100: Autosaving: /home/til/Documents/Krita/.quest mark.kra-autosave.kra
21 Mar 2026 21:47:18 +0100: Converting from application/x-krita to application/x-krita. Location: /home/til/Documents/Krita/.quest mark.kra-autosave.kra. Real location: /home/til/Documents/Krita/.quest mark.kra-autosave.kra. Batchmode: 0. Configuration: none
21 Mar 2026 21:47:19 +0100: Completed saving /home/til/Documents/Krita/.quest mark.kra-autosave.kra (mime: application/x-krita). Result: OK. Warning: . Size: 116053936
21 Mar 2026 22:02:47 +0100: Autosaving: /home/til/Documents/Krita/.quest mark.kra-autosave.kra
21 Mar 2026 22:02:47 +0100: Converting from application/x-krita to application/x-krita. Location: /home/til/Documents/Krita/.quest mark.kra-autosave.kra. Real location: /home/til/Documents/Krita/.quest mark.kra-autosave.kra. Batchmode: 0. Configuration: none
21 Mar 2026 22:02:48 +0100: Completed saving /home/til/Documents/Krita/.quest mark.kra-autosave.kra (mime: application/x-krita). Result: OK. Warning: . Size: 116131066
21 Mar 2026 22:15:47 +0100: Autosaving: /home/til/Documents/Krita/.quest mark.kra-autosave.kra
21 Mar 2026 22:15:57 +0100: Autosaving: /home/til/Documents/Krita/.quest mark.kra-autosave.kra
21 Mar 2026 22:16:07 +0100: Autosaving: /home/til/Documents/Krita/.quest mark.kra-autosave.kra
21 Mar 2026 22:16:17 +0100: Autosaving: /home/til/Documents/Krita/.quest mark.kra-autosave.kra
21 Mar 2026 22:16:17 +0100: Converting from application/x-krita to application/x-krita. Location: /home/til/Documents/Krita/.quest mark.kra-autosave.kra. Real location: /home/til/Documents/Krita/.quest mark.kra-autosave.kra. Batchmode: 0. Configuration: none
21 Mar 2026 22:16:18 +0100: Completed saving /home/til/Documents/Krita/.quest mark.kra-autosave.kra (mime: application/x-krita). Result: OK. Warning: . Size: 116186554
21 Mar 2026 22:24:05 +0100: Autosaving: /home/til/Documents/Krita/.quest mark.kra-autosave.kra
21 Mar 2026 22:24:05 +0100: Converting from application/x-krita to application/x-krita. Location: /home/til/Documents/Krita/.quest mark.kra-autosave.kra. Real location: /home/til/Documents/Krita/.quest mark.kra-autosave.kra. Batchmode: 0. Configuration: none
21 Mar 2026 22:24:06 +0100: Completed saving /home/til/Documents/Krita/.quest mark.kra-autosave.kra (mime: application/x-krita). Result: OK. Warning: . Size: 116199517
21 Mar 2026 22:31:50 +0100: Autosaving: /home/til/Documents/Krita/.quest mark.kra-autosave.kra
21 Mar 2026 22:31:50 +0100: Converting from application/x-krita to application/x-krita. Location: /home/til/Documents/Krita/.quest mark.kra-autosave.kra. Real location: /home/til/Documents/Krita/.quest mark.kra-autosave.kra. Batchmode: 0. Configuration: none
21 Mar 2026 22:31:51 +0100: Completed saving /home/til/Documents/Krita/.quest mark.kra-autosave.kra (mime: application/x-krita). Result: OK. Warning: . Size: 116221678
21 Mar 2026 22:42:06 +0100: Autosaving: /home/til/Documents/Krita/.quest mark.kra-autosave.kra
21 Mar 2026 22:42:06 +0100: Converting from application/x-krita to application/x-krita. Location: /home/til/Documents/Krita/.quest mark.kra-autosave.kra. Real location: /home/til/Documents/Krita/.quest mark.kra-autosave.kra. Batchmode: 0. Configuration: none
21 Mar 2026 22:42:07 +0100: Completed saving /home/til/Documents/Krita/.quest mark.kra-autosave.kra (mime: application/x-krita). Result: OK. Warning: . Size: 116228529
21 Mar 2026 22:49:46 +0100: Autosaving: /home/til/Documents/Krita/.quest mark.kra-autosave.kra
21 Mar 2026 22:49:46 +0100: Converting from application/x-krita to application/x-krita. Location: /home/til/Documents/Krita/.quest mark.kra-autosave.kra. Real location: /home/til/Documents/Krita/.quest mark.kra-autosave.kra. Batchmode: 0. Configuration: none
21 Mar 2026 22:49:47 +0100: Completed saving /home/til/Documents/Krita/.quest mark.kra-autosave.kra (mime: application/x-krita). Result: OK. Warning: . Size: 116367664
21 Mar 2026 22:51:20 +0100: Saving Document /home/til/Documents/Krita/quest mark.kra as /home/til/Documents/Krita/quest mark.kra (mime: application/x-krita). 3840 * 2160 pixels, 22 layers.  101 frames, 24 framerate. Export configuration: No configuration
21 Mar 2026 22:51:20 +0100: Converting from application/x-krita to application/x-krita. Location: /home/til/Documents/Krita/quest mark.kra. Real location: /home/til/Documents/Krita/quest mark.kra. Batchmode: 0. Configuration: none
21 Mar 2026 22:51:22 +0100: Completed saving /home/til/Documents/Krita/quest mark.kra (mime: application/x-krita). Result: OK. Warning: . Size: 130950091
21 Mar 2026 22:51:22 +0100: Removing autosave file: /home/til/Documents/Krita/.quest mark.kra-autosave.kra
21 Mar 2026 22:51:22 +0100: Saving Completed
21 Mar 2026 23:02:39 +0100: CLOSING SESSION
================================================================================




SESSION: 21 Mar 2026 23:02:49 +0100. Executing /tmp/.mount_krita.cBenpG/usr/bin/krita

Krita Version: 6.1.0-prealpha (git a6e2f35), Qt version compiled: 6.8.0, loaded: 6.8.0. Process ID: 99390
-- -- -- -- -- -- -- --
21 Mar 2026 23:02:49 +0100: Style: fusion. Available styles: Windows, Fusion
21 Mar 2026 23:02:49 +0100: Database is up to date. Version: 0.0.18, created by Krita 5.3.0-prealpha, at Sat Jul 5 00:02:28 2025
21 Mar 2026 23:02:49 +0100: INFO: detected unstable build of Krita, foreign_keys constraint will be enabled
21 Mar 2026 23:02:49 +0100: INFO: switch foreign_keys state: 0 -> 1
21 Mar 2026 23:02:50 +0100: Audio Playback Engine: KisPlaybackEngineQT
21 Mar 2026 23:02:53 +0100: KisAppimageUpdater: update check finished. Result: 1 Exit status: 0
path: /home/til/AppImages/krita.appimage
output: 
21 Mar 2026 23:02:55 +0100: Importing application/x-krita to application/x-krita. Location: /home/til/Documents/Krita/quest mark.kra. Real location: /home/til/Documents/Krita/quest mark.kra. Batchmode: 0
21 Mar 2026 23:02:55 +0100: Failed to load image from application/x-krita
21 Mar 2026 23:02:55 +0100: Loading /home/til/Documents/Krita/quest mark.kra failed: The file format cannot be parsed.
21 Mar 2026 23:03:07 +0100: Loading canceled: .
21 Mar 2026 23:03:09 +0100: Importing application/x-krita to application/x-krita. Location: /home/til/Documents/Krita/quest mark.kra. Real location: /home/til/Documents/Krita/quest mark.kra. Batchmode: 0
21 Mar 2026 23:03:09 +0100: Failed to load image from application/x-krita
21 Mar 2026 23:03:09 +0100: Loading /home/til/Documents/Krita/quest mark.kra failed: The file format cannot be parsed.
21 Mar 2026 23:03:11 +0100: Loading canceled: .
21 Mar 2026 23:03:15 +0100: Importing application/x-krita to application/x-krita. Location: /home/til/Documents/Krita/quest mark.kra. Real location: /home/til/Documents/Krita/quest mark.kra. Batchmode: 0
21 Mar 2026 23:03:15 +0100: Failed to load image from application/x-krita
21 Mar 2026 23:03:15 +0100: Loading /home/til/Documents/Krita/quest mark.kra failed: The file format cannot be parsed.
21 Mar 2026 23:03:21 +0100: Loading canceled: .
21 Mar 2026 23:03:22 +0100: CLOSING SESSION
================================================================================
Comment 1 Halla Rempt 2026-03-22 20:00:31 UTC
It opens fine with 5.2.16 and 5.3.0, but doesn't open with 6.0.0 -- so it's a Qt6 problem...
Comment 2 Halla Rempt 2026-03-22 20:02:02 UTC
(Note: the save isn't corrupt, since it can be loaded in other versions, so setting to Normal, but 6.0.0 cannot load the file.)
Comment 3 Nicolás Alvarez 2026-03-23 07:58:51 UTC
It seems there's invalid characters in some layer names, which maybe Qt5 allows and Qt6 doesn't.

I hopefully fixed your file here so you don't lose your work: https://data.nicolas17.xyz/quest-mark-fixed.kra

Still needs an actual fix in the app...
Comment 4 Luna 2026-03-23 14:04:23 UTC
It looks like the xml parser in qt6 is a bit stricter than in qt5. For some reason a a layer name contains a stray 0x15 and 0x16 bytes, which cause the parser to error out. 

And there doesn't seem to be a way to force `QDomDocument::setContent` to process those invalid characters.
Comment 5 Dmitry Kazakov 2026-03-23 15:01:51 UTC
Hi, Til!

Are you able to reproduce the issue on our computer? It seems like the issue happens when you either paste or Drag&Drop an image as a layer into Krita (so that it gets "(pasted)" suffix) and then saving the document
Comment 6 til.schmitter 2026-03-23 20:53:59 UTC
Ah. i found it. gmic can't handle the brackets from the "(pasted)" when sending the filtered layer back to krita.
Steps:
- paste picture from clipboard. the layer name will be "[...] (pasted)"
- open gmic, apply any filter. the layer name will have unknown ascii characters instead of brackets
- save
- reopen file. error occurs
Comment 7 til.schmitter 2026-03-23 20:54:31 UTC
Also thank you, Nicolas
Comment 8 wolthera 2026-03-25 09:21:37 UTC
I can confirm G'Mic is the source of the NAK and SYN replacing the brackets!

Good find!
Comment 9 Halla Rempt 2026-03-27 11:04:42 UTC
I guess something went wrong with the translation of regular expressions in kis_qmic_import_tools.cpp
Comment 10 Dmitry Kazakov 2026-04-07 08:58:59 UTC
Git commit 407c17b3ce76948eda0fa901a542733a8ada489c by Dmitry Kazakov.
Committed on 07/04/2026 at 08:58.
Pushed by dkazakov into branch 'master'.

Fix conversion of layers names passed to GMic

When passing the layers to GMic we replace all the '(' and ')'
symbols with special control symbols, because parenthesis
have a special meaning in GMic and carry layer properties
via mere layer names. So, we should replace these control
characters back when importing layers from GMic.

M  +2    -2    plugins/extensions/qmic/kis_qmic_import_tools.cpp
M  +1    -4    plugins/extensions/qmic/kis_qmic_interface.cpp
M  +12   -0    plugins/extensions/qmic/kis_qmic_simple_convertor.cpp
M  +18   -0    plugins/extensions/qmic/kis_qmic_simple_convertor.h

https://invent.kde.org/graphics/krita/-/commit/407c17b3ce76948eda0fa901a542733a8ada489c
Comment 11 Dmitry Kazakov 2026-04-07 08:59:38 UTC
Git commit 5c3c57db2a87199c976997c24b2f09c226baa082 by Dmitry Kazakov.
Committed on 07/04/2026 at 08:59.
Pushed by dkazakov into branch 'krita/6.0'.

Fix conversion of layers names passed to GMic

When passing the layers to GMic we replace all the '(' and ')'
symbols with special control symbols, because parenthesis
have a special meaning in GMic and carry layer properties
via mere layer names. So, we should replace these control
characters back when importing layers from GMic.

M  +2    -2    plugins/extensions/qmic/kis_qmic_import_tools.cpp
M  +1    -4    plugins/extensions/qmic/kis_qmic_interface.cpp
M  +12   -0    plugins/extensions/qmic/kis_qmic_simple_convertor.cpp
M  +18   -0    plugins/extensions/qmic/kis_qmic_simple_convertor.h

https://invent.kde.org/graphics/krita/-/commit/5c3c57db2a87199c976997c24b2f09c226baa082
Comment 12 Dmitry Kazakov 2026-04-07 09:02:52 UTC
Hi, Til!

The main source of the bug is now fixed, i.e. GMic will no longer try to add these control characters to your layers. Though I'm not sure we can actually make the Qt6-based version of Krita to open these broken XML fiels. So, to fix your already broken files, just open them in Krita 5.3.x, replace the squares (unprintable characters) in the layers with parenthesis and just save. Krita 6.x will be able to open such "fixed" files.