Previously I don't have this problem everything works fine.
But recently I facing a problem with my tool pallet whenever I tried do any modification or any right click it is automatically closing showing the attached error.
I Reset the default setting still the same is continue..
Some once Please help me in this issue, I would be very kindfull.
Welcome to the forums/discussion groups. This forum is for the feedback or issues on the website you will need to post over in the group that covers your application, try here http://forums.autodesk.com/t5/AutoCAD-Mechanical-General/bd-p/39. In the mean time are you sending the crash reports in to Autodesk? and if so have you provided your email address with it?