Created attachment 124158 [details] Example file STEPS TO REPRODUCE 1. start umbrello 2. add a new sequence diagram 3. Import the attached file by right-clicking on the diagram background and selecting New->From File. 4. copy all imported elements to clipboard 5. add an additional sequence diagram 6. paste clipboard content OBSERVED RESULT umbrello crashes EXPECTED RESULT umbrello should not crash SOFTWARE/OS VERSIONS Linux/KDE Plasma: openSUSE Leap 15.1 KDE Frameworks Version: 5.55 Qt Version: 5.9.7 ADDITIONAL INFORMATION
Git commit 701ba94f4bf28521eec50fc1f2461b8236cade4a by Ralf Habacker. Committed on 28/11/2019 at 14:56. Pushed by habacker into branch 'release/19.12'. Fix 'Crash on pasting a sequence diagram elements' The crash was caused by accessing a class instance that no longer existed. FIXED-IN: 2.30.0 (KDE Applications 19.12.0) M +1 -1 umbrello/umlwidgets/messagewidget.h https://invent.kde.org/kde/umbrello/commit/701ba94f4bf28521eec50fc1f2461b8236cade4a