FATAL ERROR: Unhandled Access Violation Reading 0x0039 Exception at cf17b5f0h"
is a message I've received multiple times today working with one particular drawing. It happens every time I switch layouts. I've tried using a few different methods for switching layouts (sheet set, etc.), but they all come up SPLAT.
Windows 7, 64-bit
Civil 3D 2011 64-bit version
Service Pack 1 not installed, because every time I've tried, I get this message: