LT2008 introduced a new Annotative feature that is a major improvement to the CAD program in many years. Along with it, a few shortcomings got introduced as well, some of which can slow Lt2008 if they remain unchecked.
If you've noticed slow program responses when Opening drawings that contain Xrefs, Inserting Xref drawings, Copying/Pasting from one drawing into another, and/or Inserting blocks from external files, click on the following posted Knowledge Base (KB) page from Autodesk for a solution HERE.
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