To reproduce:
- Load any two 2D image (tried jpg and png) into data storage
- in renderwindow that shows image: quickly click, drag, release, repeat
sooner or later a crash occurs. Observations:
a) Does not occur on 3d images
b) does not ccur under linux
c) Crash originates from Statemachine
d) Crash can take a while to reproduce. happens randomly between 2nd an xth repetition
e) crash seems to occur on moude down event, not drag or release (please verify)