Did you receive a crash error dialog. If so, can you submit one and send me the email address you have used. Do you import tool palette from one release to another or from the same release.
In the meantime, you can check this article around importing tool palette correctly to your AutoCAD,
Access a broad range of knowledge to help get the most out of your products and services.
Start with some of our most frequented solutions to get help installing your software.
The AutoCAD P&ID forum has moved into it's very own category page, and can no longer be found within the Additional Product Forums.