ERROR_MRM_FILEPATH_TOO_LONG 0x80073B11

Error code 15121 · HRESULT 0x80073B11

WINDOWS

Filepath too long.

Windows troubleshooting diagram: Device Manager warning and a system file scan
Windows errors: check drivers, system files and Event Viewer, in that order.

What it means

ERROR_MRM_FILEPATH_TOO_LONG is a Windows error code (system error 15121, returned as HRESULT 0x80073B11) reported by Windows. Its official message is: “Filepath too long.”

How to fix ERROR_MRM_FILEPATH_TOO_LONG

  1. Verify the path/file actually exists and is not blocked by antivirus quarantine
  2. Reinstall the application that raised the error to restore missing files
  3. Check the full path spelling (long paths >260 chars need a registry opt-in)

Related errors

ERROR_MRM_INVALID_RESOURCE_IDENTIFIERERROR_MRM_UNSUPPORTED_DIRECTORY_TYPEERROR_MRM_DUPLICATE_ENTRYERROR_MRM_DUPLICATE_MAP_NAMEERROR_MRM_RESOURCE_TYPE_MISMATCHERROR_MRM_NO_MATCH_OR_DEFAULT_CANDIDATEERROR_MRM_INVALID_PRI_FILE

Source: Microsoft WinError.h

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