VP18 (334). Titles says it all.
Select clip on timeline and delete from timeline. This is OK. Now go to the bin and locate clip. R.Click and select "Remove from project and delete file(s)" Error mssg appears.
Likewise set focus to clip on timeline, go to bin and select "Remove from project and delete file(s)" Error mssg appears.
Can only delete clip via 'Explorer' when Vegas is closed.
Note: mouse operation viewed by normal RH operator.