Has anyone found a fix for this, it worked great in adt/abs 2007, not so much in 2010 arch/mep. I have a ticket with dealer and autodesk and they are working hard to solve. i can recreate with 2010 32 and 64 bit using out of the box profile and sample project.


from post link below
' But as soon as I click an insertion point, everything inside the viewport disappears. It seems that what's going on is once I place the viewport, all of the layers from the original construct become frozen in the viewport. Why?!? '

http://forums.augi.com/showthread.php?p=869200#poststop