After recent changes it seems it asks for an editable paint device on a node, but Group Layer doesn't have one.
related to bug 320954
Git commit 212b79a0a64df80b8e778e3404491497ef4b8670 by Dmitry Kazakov. Committed on 24/12/2013 at 08:30. Pushed by dkazakov into branch 'master'. Properly fix the transform tool not to process locked layers Since the lockness of a node may change during the stroke, we now store the list of to be processed nodes explicitly. M +1 -1 krita/image/kis_image.cc M +43 -35 krita/plugins/tools/tool_transform2/kis_tool_transform.cc M +20 -1 krita/plugins/tools/tool_transform2/kis_tool_transform.h http://commits.kde.org/calligra/212b79a0a64df80b8e778e3404491497ef4b8670
Git commit 451a50533020a91e77b7656eba41e3fce8d6a96b by Dmitry Kazakov. Committed on 24/12/2013 at 08:30. Pushed by dkazakov into branch 'calligra/2.8'. Properly fix the transform tool not to process locked layers Since the lockness of a node may change during the stroke, we now store the list of to be processed nodes explicitly. M +1 -1 krita/image/kis_image.cc M +43 -35 krita/plugins/tools/tool_transform2/kis_tool_transform.cc M +20 -1 krita/plugins/tools/tool_transform2/kis_tool_transform.h http://commits.kde.org/calligra/451a50533020a91e77b7656eba41e3fce8d6a96b