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.wer file extension

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Windows Error Report file. This is a plain text file that contains information about an error that Windows Error Reporting (WER) has captured.

A .wer file will typically be found with any combination of .mdmp, .hdmp and .txt files which contain additional information about the error.

Windows Error Report files are typically found in any of the following locations:

  • In folders under C:\Users\USER\AppData\Local\Microsoft\Windows\WER
  • In folders under C:\ProgramData\Microsoft\Windows\WER

but specific locations may vary according to the version of Windows.

For more information see:

Can you add to this? Do you know of any applications not already listed which will work with .wer files, view .wer files or open .wer files? Are you able to contribute any additional reference information or file format information about .wer files or have you spotted any errors or omissions? If so please let us know by emailing us at feedback@cryer.co.uk - Thank you.