Ever since this morning, InDesign keeps crashing within a few seconds of launching when I try to open a particular file of 60MB for a project I'm working on. It shows the file but when I click anything it crashes. Other files still work.
Things that I've tried:
.deleting the preferences from Library and restarting InDesign
.downloading the new creative cloud version of InDesign to replace the CS5.5 version the file was created with
.restarting the computer in safe boot and normally