Customization File is Write Protected (Loading Land F/X or ACAD Menus)
Issue
You received the following error message while attempting to load your Land F/X or ACAD menus:
Customization file is write protected.
Cause
Your ACAD menus have become corrupted and require reloading.
Solution
Type MENULOAD in the Command line, and press Enter.
The Load/Unload Customization Groups dialog box will open. Follow our steps to unload and reload your ACAD menus.