sorry for the duplicated report - didn't searched enough for existing bugs

Game crashed after I tried to cancle the running research and closing the research window.

Reproduce:
- load Savegame
- open Research menu
- cancle current research (Mining productivity 9)
- close Research menu

Mods (also happens without Mods):
- Aircraft 1.6.3
- AutoDeconstruct 0.1.12 ...