I know it has been a long time since this question was asked but I found out the solution. I just started using chspace and it was driving me nuts that Z values kept getting added to everything. You need to display your drawing in a front or side of whatever 3d view you want. Zoom extents. Find everything with Z values and get rid of the Z values. I had a couple blocks that had Z values.
Log into access your profile, ask and answer questions, share ideas and more. Haven't signed up yet? Register
Start with some of our most frequented solutions to get help installing your software.
Upgrading to a 2015 product? Make sure to check these out 1st!