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How to Fix "An error has occurred" when using Undo in 3ds Max

How to Fix "An error has occurred" when using Undo in 3ds Max

1 min read
Is 3ds Max crashing every time you hit Undo? This common "Application Error" is often caused by a third-party MAXScript called ALC. Learn how to identify the corruption and restore your workflow stability.

Issue:

When using the Undo button in 3ds Max, the application crashes with the following generic error message: Application Error

Application Error

Application Error

Causes:

A third-party MAXScript, known as ALC, has accidentally corrupted the 3ds Max software settings of the file or the program installation.

Solution:

To resolve the issue see the following article: Third-party MAXScript (ALC) causes scene file crashes, corrupts scene data, gives Script Controller error or no longer uses the Undo function in 3ds Max

See also

Source: Autodesk Support