Bug 471494 - Gwenview spams output with "Unresolved mime type" notifications
Summary: Gwenview spams output with "Unresolved mime type" notifications
Status: RESOLVED WORKSFORME
Alias: None
Product: gwenview
Classification: Applications
Component: general (other bugs)
Version First Reported In: 23.04.2
Platform: Other Linux
: NOR normal
Target Milestone: ---
Assignee: Gwenview Bugs
URL:
Keywords:
: 471172 492801 (view as bug list)
Depends on:
Blocks:
 
Reported: 2023-06-27 09:16 UTC by Michael
Modified: 2025-08-25 08:43 UTC (History)
3 users (show)

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


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Description Michael 2023-06-27 09:16:01 UTC
the first part is logged in Kde Neon and Linuxmint, the second crash, core dump,  happens for now only on Archlinux and plasma 5.27.6, Gwenview is 23.04.2

all packages and systems are up to date, reinstalling gwenview and dependencies or stating without rc file does not change the behavior 

esay to reproduce when opening an image from dolphin preview 
I can open Gwenview directly, it shows folder with the tiny image previews, clicking on one it opens and appear the bigger image previews place holders, but on first display the large thumb it crashes with the following log entries


Jun 27 05:55:44 hm-abang systemd[1676]: Started Gwenview - KDE Image Viewer.
jun 27 05:55:46 hm-abang gwenview[15953]: kf.i18n.kuit: "Unknown subcue ':whatsthis,' in UI marker in context {@info:whatsthis, %1 the action's text}."
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-aptus-mos"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-arq"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-bay"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-bmq"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-cap"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-cine"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-cs1"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-dc2"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-drf"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-dxo"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-epson-eip"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-epson-erf"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-fff"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-hasselblad-3fr"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-iiq"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-kodak-dcs"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-kodak-kc2"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-mamiya-mef"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-mfw"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-minolta-mdc"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-mng"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-obm"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-ori"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-ptx"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-pxn"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-qtk"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-r3d"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-raw"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-rdc"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-rwl"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-rwz"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-samsung-srw"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved mime type  "image/x-sti"
jun 27 05:55:46 hm-abang gwenview[15953]: org.kde.kdegraphics.gwenview.lib: Unresolved raw mime type  "image/x-samsung-srw"
jun 27 05:55:47 hm-abang kernel: gwenview[15953]: segfault at 0 ip 000076b901fcbc7b sp 00007fff29b6f1d0 error 4 in libexiv2.so.0.28.0[76b901ed3000+17c000] likely on CPU 7 (core 7, socket 0)
jun 27 05:55:47 hm-abang kernel: Code: 74 24 50 48 89 44 24 60 48 8b 44 24 08 4c 8d b4 24 a0 00 00 00 48 89 54 24 58 48 8d bc 24 90 00 00 00 48 01 f2 48 89 7c 24 38 <49> 8b 1c 24 48 89 44 24 70 48 c7 44 24 78 00 00 00 00 c6 84 24 80
jun 27 05:55:47 hm-abang systemd[1]: Created slice Slice /system/systemd-coredump.
jun 27 05:55:47 hm-abang systemd[1]: Started Process Core Dump (PID 16028/UID 0).
jun 27 05:55:47 hm-abang systemd-coredump[16029]: Removed old coredump core.gwenview.1000.d68ff0a3bda0406dac3d4ffcef9e8119.43178.1687819555000000.zst.
jun 27 05:55:49 hm-abang systemd-coredump[16029]: [🡕] Process 15953 (gwenview) of user 1000 dumped core.
                                                  
                                                  Module libnvidia-glcore.so.390.157 without build-id.
                                                  Module libnvidia-tls.so.390.157 without build-id.
                                                  Module libGLX_nvidia.so.0 without build-id.
                                                  Stack trace of thread 15953:
                                                  #0  0x000076b901fcbc7b _ZNK5Exiv28ExifData7findKeyERKNS_7ExifKeyE (libexiv2.so.28 + 0x1cbc7b)
                                                  #1  0x000076b90204225a n/a (libexiv2.so.28 + 0x24225a)
                                                  #2  0x000076b901f68d7d n/a (libexiv2.so.28 + 0x168d7d)
                                                  #3  0x000076b901fc2c44 _ZNK5Exiv29Exifdatum5writeERSoPKNS_8ExifDataE (libexiv2.so.28 + 0x1c2c44)
                                                  #4  0x000076b902e951f4 _ZN8Gwenview18ImageMetaInfoModel13setExiv2ImageEPKN5Exiv25ImageE (libgwenviewlib.so.5 + 0xde1f4)
                                                  #5  0x000076b902e59c21 _ZN8Gwenview8Document13setExiv2ImageESt10unique_ptrIN5Exiv25ImageESt14default_deleteIS3_EE (libgwenviewlib.so.5 + 0xa2c21)
                                                  #6  0x000076b902e64d8e n/a (libgwenviewlib.so.5 + 0xadd8e)
                                                  #7  0x000076b900ad06a7 n/a (libQt5Core.so.5 + 0x2d06a7)
                                                  #8  0x000076b9008fd4d5 _ZN18QFutureWatcherBase5eventEP6QEvent (libQt5Core.so.5 + 0xfd4d5)
                                                  #9  0x000076b90177893f _ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent (libQt5Widgets.so.5 + 0x17893f)
                                                  #10 0x000076b900a9b778 _ZN16QCoreApplication15notifyInternal2EP7QObjectP6QEvent (libQt5Core.so.5 + 0x29b778)
                                                  #11 0x000076b900aa06db _ZN23QCoreApplicationPrivate16sendPostedEventsEP7QObjectiP11QThreadData (libQt5Core.so.5 + 0x2a06db)
                                                  #12 0x000076b900ae6748 n/a (libQt5Core.so.5 + 0x2e6748)
                                                  #13 0x000076b8fe909981 g_main_context_dispatch (libglib-2.0.so.0 + 0x5a981)
                                                  #14 0x000076b8fe966b39 n/a (libglib-2.0.so.0 + 0xb7b39)
                                                  #15 0x000076b8fe907032 g_main_context_iteration (libglib-2.0.so.0 + 0x58032)
                                                  #16 0x000076b900aea5cc _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt5Core.so.5 + 0x2ea5cc)
                                                  #17 0x000076b900a9a484 _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 + 0x29a484)
                                                  #18 0x000076b900a9b923 _ZN16QCoreApplication4execEv (libQt5Core.so.5 + 0x29b923)
                                                  #19 0x00006543d83baa49 n/a (gwenview + 0x35a49)
                                                  #20 0x000076b900232850 n/a (libc.so.6 + 0x23850)
                                                  #21 0x000076b90023290a __libc_start_main (libc.so.6 + 0x2390a)
                                                  #22 0x00006543d83bb245 n/a (gwenview + 0x36245)
                                                  
                                                  Stack trace of thread 15959:
                                                  #0  0x000076b90030cc0f __poll (libc.so.6 + 0xfdc0f)
                                                  #1  0x000076b8fe966a9f n/a (libglib-2.0.so.0 + 0xb7a9f)
                                                  #2  0x000076b8fe907032 g_main_context_iteration (libglib-2.0.so.0 + 0x58032)
                                                  #3  0x000076b900aea5cc _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt5Core.so.5 + 0x2ea5cc)
                                                  #4  0x000076b900a9a484 _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 + 0x29a484)
                                                  #5  0x000076b9008f72b6 _ZN7QThread4execEv (libQt5Core.so.5 + 0xf72b6)
                                                  #6  0x000076b901d97a9a n/a (libQt5DBus.so.5 + 0x18a9a)
                                                  #7  0x000076b9008f34da n/a (libQt5Core.so.5 + 0xf34da)
                                                  #8  0x000076b90029644b n/a (libc.so.6 + 0x8744b)
                                                  #9  0x000076b900319e40 n/a (libc.so.6 + 0x10ae40)
                                                  
                                                  Stack trace of thread 15989:
                                                  #0  0x000076b900292f0e n/a (libc.so.6 + 0x83f0e)
                                                  #1  0x000076b9002957a0 pthread_cond_wait (libc.so.6 + 0x867a0)
                                                  #2  0x000076b9008fb264 _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xfb264)
                                                  #3  0x000076b902eb79b6 n/a (libgwenviewlib.so.5 + 0x1009b6)
                                                  #4  0x000076b9008f34da n/a (libQt5Core.so.5 + 0xf34da)
                                                  #5  0x000076b90029644b n/a (libc.so.6 + 0x8744b)
                                                  #6  0x000076b900319e40 n/a (libc.so.6 + 0x10ae40)
                                                  
                                                  Stack trace of thread 15960:
                                                  #0  0x000076b90030cc0f __poll (libc.so.6 + 0xfdc0f)
                                                  #1  0x000076b8fedb426b n/a (libxcb.so.1 + 0xd26b)
                                                  #2  0x000076b8fedb5d1d xcb_wait_for_event (libxcb.so.1 + 0xed1d)
                                                  #3  0x000076b8fafc1ed2 n/a (libQt5XcbQpa.so.5 + 0x62ed2)
                                                  #4  0x000076b9008f34da n/a (libQt5Core.so.5 + 0xf34da)
                                                  #5  0x000076b90029644b n/a (libc.so.6 + 0x8744b)
                                                  #6  0x000076b900319e40 n/a (libc.so.6 + 0x10ae40)
                                                  
                                                  Stack trace of thread 16024:
                                                  #0  0x000076b900292f0e n/a (libc.so.6 + 0x83f0e)
                                                  #1  0x000076b900295ab5 pthread_cond_timedwait (libc.so.6 + 0x86ab5)
                                                  #2  0x000076b9008fb1f4 _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xfb1f4)
                                                  #3  0x000076b9008f832a n/a (libQt5Core.so.5 + 0xf832a)
                                                  #4  0x000076b9008f34da n/a (libQt5Core.so.5 + 0xf34da)
                                                  #5  0x000076b90029644b n/a (libc.so.6 + 0x8744b)
                                                  #6  0x000076b900319e40 n/a (libc.so.6 + 0x10ae40)
                                                  
                                                  Stack trace of thread 16025:
                                                  #0  0x000076b900292f0e n/a (libc.so.6 + 0x83f0e)
                                                  #1  0x000076b900295ab5 pthread_cond_timedwait (libc.so.6 + 0x86ab5)
                                                  #2  0x000076b9008fb1f4 _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xfb1f4)
                                                  #3  0x000076b9008f832a n/a (libQt5Core.so.5 + 0xf832a)
                                                  #4  0x000076b9008f34da n/a (libQt5Core.so.5 + 0xf34da)
                                                  #5  0x000076b90029644b n/a (libc.so.6 + 0x8744b)
                                                  #6  0x000076b900319e40 n/a (libc.so.6 + 0x10ae40)
                                                  
                                                  Stack trace of thread 15990:
                                                  #0  0x000076b90030f571 pselect (libc.so.6 + 0x100571)
                                                  #1  0x000076b8fb92a6f9 n/a (libusbmuxd-2.0.so.6 + 0x36f9)
                                                  #2  0x000076b8fb92b3cc n/a (libusbmuxd-2.0.so.6 + 0x43cc)
                                                  #3  0x000076b90029644b n/a (libc.so.6 + 0x8744b)
                                                  #4  0x000076b900319e40 n/a (libc.so.6 + 0x10ae40)
                                                  
                                                  Stack trace of thread 16022:
                                                  #0  0x000076b900292f0e n/a (libc.so.6 + 0x83f0e)
                                                  #1  0x000076b900295ab5 pthread_cond_timedwait (libc.so.6 + 0x86ab5)
                                                  #2  0x000076b9008fb1f4 _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xfb1f4)
                                                  #3  0x000076b9008f832a n/a (libQt5Core.so.5 + 0xf832a)
                                                  #4  0x000076b9008f34da n/a (libQt5Core.so.5 + 0xf34da)
                                                  #5  0x000076b90029644b n/a (libc.so.6 + 0x8744b)
                                                  #6  0x000076b900319e40 n/a (libc.so.6 + 0x10ae40)
                                                  
                                                  Stack trace of thread 16023:
                                                  #0  0x000076b900292f0e n/a (libc.so.6 + 0x83f0e)
                                                  #1  0x000076b900295ab5 pthread_cond_timedwait (libc.so.6 + 0x86ab5)
                                                  #2  0x000076b9008fb1f4 _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xfb1f4)
                                                  #3  0x000076b9008f832a n/a (libQt5Core.so.5 + 0xf832a)
                                                  #4  0x000076b9008f34da n/a (libQt5Core.so.5 + 0xf34da)
                                                  #5  0x000076b90029644b n/a (libc.so.6 + 0x8744b)
                                                  #6  0x000076b900319e40 n/a (libc.so.6 + 0x10ae40)
                                                  ELF object binary architecture: AMD x86-64
jun 27 05:55:49 hm-abang systemd[1]: systemd-coredump@0-16028-0.service: Deactivated successfully.
jun 27 05:55:49 hm-abang systemd[1676]: app-org.kde.gwenview-dfe7a89f6627487c8844522ab5daf953.scope: Consumed 1.967s CPU time.
Comment 1 A Linux User 2025-08-19 17:20:46 UTC
Thank you for the bug report. Unfortunately we were not able to get to it yet. Can we ask you to please check if this is still an issue with Gwenview 25.08.0 (the latest released version)?
Comment 2 Michael 2025-08-19 21:15:39 UTC
(In reply to A Linux User from comment #1)
> Thank you for the bug report. Unfortunately we were not able to get to it
> yet. Can we ask you to please check if this is still an issue with Gwenview
> 25.08.0 (the latest released version)?

not yet? Hu, meanwhile we've passed almost 25, glad you could make it back, good job, stay save 😁
Comment 3 Mirco Miranda 2025-08-20 15:11:43 UTC
The mime issues were mainly caused by Kimage-formats plugins. Over the past few months, we've cleaned up the mess (https://invent.kde.org/frameworks/kimageformats/-/merge_requests/329) and requested the addition of the missing ones to the xdg mime database:
- https://gitlab.freedesktop.org/xdg/shared-mime-info/-/merge_requests/341 (not yet merged)
- https://gitlab.freedesktop.org/xdg/shared-mime-info/-/merge_requests/330
- https://gitlab.freedesktop.org/xdg/shared-mime-info/-/merge_requests/329

You may therefore still have warnings about mime types.
Comment 4 A Linux User 2025-08-22 11:57:45 UTC
*** Bug 471172 has been marked as a duplicate of this bug. ***
Comment 5 A Linux User 2025-08-25 08:41:40 UTC
*** Bug 492801 has been marked as a duplicate of this bug. ***