I've just been upgraded to Win7 and AutoCad 2011 at my work, and have been pulling my hair out over the extremely sluggish performance whenever I initiate a command requiring data points, say place a line, circle, etecetera. I've been searching the 'net, trying various tricks, reducing file sizes. Nothing much seems to work, and no solutions forthcoming.
Until today, stumbled on this, and it works:
At the bottom of the window are Icons for various settings: Ortho, Snap, Grid, and various other. Mouse-over them 'till you find "Allow Disable/Enable Dynamic UCS". Shut it off and see what that does for you
Addendum: I see it's also suggested here:
http://forums.augi.com/showthread.ph...in-paper-space