Fix crasher when clicking "Mark as watched" button.
Fix crasher when clicking "Mark as watched" button.

natecook1000/WWDC,insidegui/WWDC,MaddTheSane/WWDC,SoneeJohn/WWDC,insidegui/WWDC,insidegui/WWDC,SoneeJohn/WWDC,insidegui/WWDC