Resolving QuickBooks 6105: Restoring Access to Your Company File

QuickBooks Error Code 6105 is an error that occurs when a user tries to open or access a company file in QuickBooks. This error is usually accompanied by an error message that says, "This is an invalid QuickBooks company file."

Troubleshooting Steps for fixing QuickBooks Error 6105

This section illustrates the various steps that can aid readers in troubleshooting QuickBooks Error 6105.

Step 1: Change the File Name of the .TLG File

• Right-click on the QuickBooks Desktop icon on the Desktop and select Properties.
• Click on Open File Location.
• Within the QuickBooks folder, locate the .TLG files.
• Right-click on each .TLG file, select Rename, and add ".old" at the end of the filename.
• Run QuickBooks and try to open the company file again.
• If Error 6105 persists, move to the next solution.

Step 2: Clean Installation of QuickBooks Desktop

• Open the Control Panel and go to the Programs and Features tab.
• Select QuickBooks and click on Uninstall.
• Wait for the uninstallation process to complete and then restart your computer.
• Reinstall QuickBooks from the original installation source.
• Enter the correct license and product keys.
• Run QuickBooks and try to open the company file.
• Now check the Error 6105 should be resolved.

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