Application displaying "The last time you opened_____, it unexpectedly closed..." error
You might try deleting any Saved Application State for the app.
You might need to scroll through to find the correct one, as they tend to be named with the convention com.companyname.productname
From the Finder, hit Cmd ⌘ Shift ⇧ G for Go to Folder... & copy/paste ~/Library/Saved Application State/
You can safely delete the entire com.companyname.productname folder, it will be recreated at next launch/quit cycle.