I have just installed 6.3.2.1 and now my spreadsheet macro buttons all "vibrate" as if being constantly pressed. The normal spreadsheet functions are not enabled while this is happening. I have tried re-installing and re-booting but this does not solve the problem.
sounds like a duplicate of: Bug 121963 - button flashing - mouse wheel zooming breaks *** This bug has been marked as a duplicate of bug 121963 ***