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AutoCAD, F/X CAD, or Civil 3D Crashes or Freezes, or is Slow or Unresponsive


When starting AutoCAD or opening a drawing, it's crashing, freezing, or is generally slow or unresponsive. You may also be experiencing an unresponsive or frozen cursor.


You might receive the message: Error: The application was unable to start correctly.


Causes & Solutions

AutoCAD, F/X CAD, or Civil 3D can become unresponsive for any number of reasons, or accompanied by a variety of possible error messages. Here are links to a few, including their solutions:


Specific year versions of AutoCAD, F/X CAD, or Civil 3D:

We've seen instances of CAD crashing that are particular to the following year versions:




General instances of CAD freezing or crashing: 



For detailed information on what to do when AutoCAD fails to start, see the official Autodesk solution for AutoCAD freezing or crashing.

Last modified on Oct 08, 2020


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