Project cannot save or run.

I only started learning GM and making a project on Monday 1/6. Monday night I ran the project, saved, then closed GM and went to bed. Yesterday I got off work and opened my project to play around with it more, but when I try to run I get the following error "FAILED: Run Program Complete - project failed to save"



Additionally, the IDE gets put in a perpetual building state where the build timer is counting up and the program thinking very hard, but not...

Project cannot save or run.