How to repair corrupt AutoCAD files

Autodesk Support

Nov 12, 2024


Products and versions covered


Issue:

How to repair a damaged or corrupted AutoCAD drawing (.dwg) file. A drawing may have one or more of the following symptoms: 

  • Drawing file does not open. 
  • Drawing file opens with errors. 
  • File hangs or crashes AutoCAD. 
  • Slow performance when editing a file. 
  • Error messages appear when working in a file. 
  • Commands do not work or are delayed. 
  • Unexplained increase in file size.  
  • Display or regen problems. 
  • Drawing elements missing or shown incorrectly. 
  • Recovered version of the drawing opens but is blank.

Causes:

  • Third-party software is running within AutoCAD. 
  • Non-Autodesk or non-RealDWG product created or saved the file.
  • AutoCAD terminated while saving a drawing file, such as during a power surge or outage. 
  • Old drawings have been used repeatedly over a long time period. 
  • Network anomalies have occurred (such as transmission errors, file locking, and latent writing of data). 
  • Storage media has degraded (such as bad sectors on a hard drive).
  • System RAM is failing or defective.
  • Operating system issues exist.

Solution:

Click here: Troubleshooting Guide "How to Repair Corrupt AutoCAD Files"


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Alternatively work through the following solutions as listed:

Products:

AutoCAD for Mac; AutoCAD LT for Mac; AutoCAD Products; Fabrication CADmep;


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