Error: "A patching engine error has occurred" or "update failed" when updating Quicken for Windows

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When updating Quicken to the latest patch release, you may receive this error message. There are a few different things that can cause this error, but it can easily be resolved by installing the Mondo patch for your version of Quicken.

To resolve this issue:

  1. Go to this FAQ: Update and Mondo Patch.
  2. Click on the link for your version of Quicken.
  3. Click on the Mondo Patch Update and follow the instructions.

Your version of Quicken is now updated to the latest release.


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