Want to open the company file or restore a backup copy of it in QuickBooks Desktop as the original one got damaged, but every time you try to do it, QuickBooks error 6143 pops up on your computer screen? If yes, there is no need to worry anymore as we are going to discuss with you why such an error takes place in the first place and how you can easily fix it through this post.

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Are you looking for instant troubleshooting assistance to rectify QuickBooks error 6143? If yes, don’t hesitate at all to get in touch with certified QuickBooks professionals at 800.583.0572 .

What causes the error 6143 in QuickBooks Desktop?

Error 6143 in QuickBooks Desktop generally arises because of the reasons we have mentioned below:

  • Outdated version of the QuickBooks Desktop.
  • Some issues with the .QBW company file.

What should you do to fix QuickBooks error 6143?

Solution 1) Manually update QuickBooks Desktop to the latest release

  • Open the Windows Start menu.
  • Enter “QuickBooks Desktop” into the search bar.
  • Right-click the QuickBooks Desktop icon and select the Run as administrator option.
  • On the No Company Open window, select the Help menu.
  • From the drop-down menu, select the Update QuickBooks Update option.
  • Move to the Options tab and then select the Mark All button.
  • Click on the Save button.
  • Move to the Update Now tab and then checkmark the Reset Update checkbox,
  • After following the steps mentioned above, click on the Get Updates button.
  • When the downloading of updates is completed, exit QuickBooks Desktop.
  • Reopen QuickBooks Desktop and select the Yes option to install the updates.
  • Once you’re done installing the QuickBooks updates, reboot your computer.

Solution 2) Run the QuickBooks File Doctor tool from QuickBooks Tool Hub

  • Download QuickBooks Tool Hub of the latest version ( and locate it on your Windows Desktop.
  • Click on the installation file you downloaded (QuickBooksToolHub.exe) and do as per the on-screen instructions to install it.
  • Double-click the icon of QuickBooks Tool Hub to open the application.
  • Select the Company File Issues tab from the left pane.
  • Click on the Run QuickBooks File Doctor button and select your company file from the drop-down list.

Note: If you don’t see your company file in the drop-down list, select the Browse and search option to find it.

  • Choose the Check your file option (middle option) and then click on the “Continue” button.
  • Enter the admin password of QuickBooks and then select the “Next” button.


If QuickBooks error 6143 persists even after going through both the troubleshooting solutions mentioned above in the post, then the company file might have been thoroughly corrupted. Thus, we suggest you use the Auto Data Recovery feature of QuickBooks to recover the corrupted company file and see if this resolves the error. You can also ask for additional troubleshooting guidance to fix the company file error 6143 from experienced QuickBooks professionals at 800.583.0572.