AutoCAD Delete Video grahphics Cache and Temporary Temp files

C:\Users\Name\AppData\Local\Autodesk\AutoCAD 2016\R20.1\enu\GraphicsCache

Setting these variables to 0 and then back to original can delete the cache files,

CACHEMAXTOTALSIZE (System Variable) CACHEMAXFILES (System Variable)


Temp files are stored in location specified in OPTIONS > FILES > "Temporary Drawing file location"

Navisworks 2016 not reading certain RCP Recap files .

Need to install NavisWorks service pack4. Can also try saving in new Recap version.