This article is for QuickBooks Desktop.When you try to reconnect the company file to the QuickBooks Web Connector on a new computer, you see this message:Error QBWC1039: There was a problem adding the application. Check the QBWCLog.txt for details. Followed by: Error Unique file ID required.Why this is happeningThis error could be caused by either of 2 things:

• The company file has been moved from its original location.
• The un-registration from QuickBooks Web Connector failed.
• You no longer have the same computer and are trying to re-install the web connector on your new setup

Disclaimer: Always complete a back up prior to making major changes to your QB's.Requirements:

• Single-User mode and Admin Access. (Choose File > Switch to Single-user Mode.)
• CP3 Tool
• A Backup and all QB updates completed.

Link to QB's Tool:CP3 tool

How To Fix it:

Note: This only works on the new computer; please don’t attempt on the original computer.

• If you haven’t done so already, download the qbwc file .qwc file for your application:
• From ServiceMonster:
• Version 5: Go to Orders> QuickBooks™ Export > Select the Settings Tab
• Version 6: Go to Marketplace> Quickbooks> Configuration Tab. Select Quickbooks Desktop
• Click the Download Web Connector Configuration File link and save to a location you will remember.
• The file name will be SMQB Service.qwc
• You will want to know where this saves, typically it will go into your downloads.

1. Open your QuickBooks Desktop.
2. Download the CP3 tool, then select Open.
3. Choose Select file, then search for your QWC file. This will put the file in the Enter QBWC file Location. Then select Open.
4. Select Remove Stamp.
5. In the QuickBooks Application Certificate pop-up, select Yes, whenever this QuickBooks company file is open and then Continue.
6. Application Access Request window click Yes.
7. On the Access Confirmation window, select Done.
8. A message about doing a backup will appear, select OK.
9. You’ll get a confirmation that the Owner ID has been removed. Select OK.
10. Close the QBWC CP3 Tool

Now you will be able to re-register your QuickBooks. Click here for instructions.For more information you can view the Quickbooks Articles related to these instructions:http://support.quickbooks.intuit.com/support/Articles/SLN41675