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Intuit

Error -6000, -301: An error occurred when QuickBooks tried to access the company file

Troubleshoot your QuickBooks company file if, when trying to open it, you encounter

Warning: An error occurred when QuickBooks Desktop tried to access the company file. Please try again. If the problem persists, contact Intuit Technical Support and provide them with the following error codes: (-6000, -301).

This error can be caused by any of the following:

  • One or more of the QuickBooks Desktop Support Files are damaged. These files are:
    • The Transaction Log (TLG) file
    • The Network Descriptor (ND) file
    • The Data Source Name (DSN) file
  • The company file is damaged
  • Encryption software is installed

Solution 1: Update QuickBooks Desktop to the latest release

Solution 2: Rename the QuickBooks support files

  1. Open the folder that contains your company file.
  2. Look for files with the same name as your QuickBooks file but with extensions .tlg, .nd and/or .dsn.
  3. Right-click each file and select Rename. Add the word .OLD to each of them.Note: These files are automatically recreated by QuickBooks.

Solution 3: Run the QuickBooks File Doctor

Solution 4: Disable encryption software (if you use any)

We do not recommend encrypting your company file using third-party encryption software. Contact your encryption software's supplier for detailed instructions on how to disable it.

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