How to reproduce:
- Start MitkWorkbench
- Open MITK-Data/Multilabel/LabelSetTestInitializeImage.nrrd
- Right-click image in Data Manager Convert to Segmentation
- Try again (does not trigger anymore)
Or even:
- Start MitkWorkbench
- Open MITK-Data/Multilabel/LabelSetTestInitializeImage.nrrd
- Right-click image in Data Manager but close context menu again
- Right-click image in Data Manager Convert to Segmentation (does not trigger anymore)
Tested on latest master branch, Windows 10, Qt 5.12.5