QBWC1039 QuickBooks error might occur when a user attempts to add the same configuration file to the program again. When the error occurs, the following error message is displayed: Error QBWC1039: There was a difficulty adding the program. Details may be found in the QBWCLog.txt file. In addition, the error notice states, “Error Unique file ID required,” followed by the error message.
Error QBWC1039 in QuickBooks Desktop can occur for a variety of reasons. This QuickBooks configuration file problem may be fixed by following the troubleshooting steps outlined on this page.
What is QuickBooks Desktop Error QBWC1039?
Before you begin troubleshooting QuickBooks problem QBWC1039, we recommend that you first understand what this error is all about. While using QuickBooks desktop, you may experience many instances of this issue. When this problem shows on the screen, you may notice a handful of error messages. Let’s go over the error messages one by one:
Error Message 1:
QBWC1039: An error occurred when adding the application. Details may be found in QWCLog.txt.
“If the QuickBooks business data file is really not open, an use to the Start Sessions” method need to provide the filename of the data file.”
Error Message 2:
This program does not have access to the QuickBooks company data file. Access authorization cannot be granted by the QuickBooks administrator via integrated application options.
Error Message 3:
This Application’s FileID could not be added to the corporate file.
This problem might be caused by a number of variables, which we shall examine in the last section of this piece. As a result, make sure to read the content thoroughly.
Also Read: QBWC1085 web connector error solved
What are the reasons for QuickBooks Error QBWC1039?
The following list summarizes the various causes of QuickBooks error QBWC1039:
πΈ The error number may appear when the QuickBooks business file is transferred or relocated from its original location.
πΈ A faulty uninstallation of a third-party program or Warehouse manager might also cause QuickBooks error number QBWC1039. This problem may be fixed by reinstalling the.qbw file.
πΈ If the company file’s name is altered
πΈ Issues with compatibility between the business file and the program
πΈ When QuickBooks Administrator blocks third-party application integration
πΈ When you have already attempted to integrate the application multiple times
How Does Anyone Fix QuickBooks Error QBWC1039?
Now that you’re aware of the potential reasons of QuickBooks Web Connector issue 1039, you can go on to the troubleshooting steps. However, you must first confirm that the most recent version of the QuickBooks Web Connector is installed on the machine. If not, update QuickBooks Web Connect, and if the problem persists, follow the troubleshooting steps outlined below:
Method 1: Make a copy of the company file.
You can resolve the problem by creating a backup of the business file. The steps involved are as follows:
β To get started, open the QuickBooks application and the file. This is followed by a transition to single-user mode.

β Then, choose the file menu, followed by the backup company choice.

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The next step is to pick the option to generate a local backup.
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Select the local backup.
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The backup window is then opened by clicking on the settings tab.
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Then click Browse.

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You must now specify the location of the corporate backup file copy on your local hard disk.
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After the backup is finished,
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Click the ok now,
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Tap the Save it button to finish.
Method 2: Restore the backup file to its original place.
If you stored the file on a USB or similar external disk, you must first relocate it to your local hard drive and then follow the procedures to restore a file from a prior location. The actions to take are as follows:
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The first step is to open QuickBooks and navigate to the File menu.
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Then, choose whether to Open or Restore the Company.
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Select the option to restore a backup copy.

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The following step is to select the next choice.
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Now, select the “Local Backup.” option.

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After that, choose Next,
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Then Browser backup company file.

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Choose where you want to save the corrected file.
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Also, keep in mind that you must save the file with a unique name and avoid overwriting the new business name.
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Next, launch IT.
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Following that, save the recovered company file.
Method 3: Rename and save the QuickBooks business file
If the foregoing procedure does not work, you can rename and save the QuickBooks desktop business file. The actions to take are as follows:
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First, launch QuickBooks.
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Then, for accessing information from a corporate file, hit the F2 function key or Ctrl + 1 keys.

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Then, from the file information field, recall and write down the location.
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Furthermore, press the windows start button.
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The next step is to launch Windows Explorer (only for Windows 8, 8.1, and 10) or File Explorer (only for Windows 7 and Vista users).
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You must now right-click on the file.
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Choose the rename option.
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Change the file name as well.
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After that, press the enter key.
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To confirm all activities, click the Yes button.
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Then, configure QuickBooks desktop to utilize a new file name.
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Then select the file menu.
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The last step is to access the corporate file.
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Then press the next button.
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Finally, double-click the renamed file.
Method 4: A value for the unique owner/FileID pair was required.
You may use this approach by following the instructions below:
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To begin, launch QuickBooks desktop and then download the CP3 utility.
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Then, launch the CP3 tool.
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then choose the file choice
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The following step is to locate the QWC file.
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then provide the path of the QBC file
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Additionally, open the file.
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Remove the stamp by clicking it.
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This will bring up a pop-up dialog asking whether you want to accept the QuickBooks application certificate; click yes.
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Select “continue to” now.
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In the access confirmation window, click OK.
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In addition, follow the directions.
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Click the OK button.
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When the confirmation message is displayed, click on the OK tab.
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Finally, you should exit the CP3 tool.
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Finally, install third-party software.
Method 5: Troubleshoot permission difficulties while attempting to view a QuickBooks corporate file.
If you are using admin credentials, then follow the instructions below, or ask your administrator to do so for you.
β You must log in as an administrator to QuickBooks.

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If QuickBooks is in multi-user mode,
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Go to the File menu and switch to single-user mode.

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Preferences can also be selected from the edit menu.
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Then, select the built-in program,
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The corporate preferences tab is then shown.

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Now, uncheck the label “Do not allow any application to access this company file.”
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You must also choose Yes under the SDK app authorization.
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Check the third-party application to see if access is granted.

β Then, after you’re finished, click the OK button.
Method 6: Setting up the web connector to execute only when QuickBooks is closed.
If you haven’t previously, you should set the web connection to run while QuickBooks is closed. The steps in this process are as follows:
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To achieve this, you must be logged in as the admin user in QuickBooks.
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If QuickBooks is in multi-user mode,
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Go to the File menu and pick the switch to the single-user mode option.

β Preferences can also be selected from the edit menu.

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Then, pick the integrated application, and last, the corporate preferences tab.
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The following step is to select a third-party app.
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Choose your own characteristics.
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Then choose the option to have this software automatically log in.
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And then, in the authorization window, select yes.
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Also, choose a user to log in as.
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Then press the OK button
Method 7: Download and install the most recent version of QuickBooks.

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Simply download, install, and update QuickBooks Desktop to the most recent version.
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Additionally, save it to the Downloads folder, which is the default.
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In addition, navigate to the downloaded file.
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Right-click the file.
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Select Run as administrator.
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Follow the installation wizard’s instructions.
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Select the Finish button.
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Restart the computer.
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Begin utilizing the most recent version of QuickBooks software.
Conclusion!
In the preceding section, you’ll find a solution to QuickBooks problem 1039, as well as details on the error’s causes and symptoms. You must solve it on your own using the preceding solutions. If you continue to encounter problems, inquiries, or difficulties while implementing solutions, contact the QuickBooks experts Team. Staff members are knowledgeable and well-trained to help you. You can contact the staff 365 days a year to resolve any concerns.
Frequently Asked Questions
Question. What steps should be taken if the company data file in QuickBooks cannot be opened due to error 1039?
Answer: This occurs when Web Connector is not configured to operate when QuickBooks is not open. Or if you renamed your company file, relocated it, or it no longer works with your third-party program.
πΈ Log in to QuickBooks as the administrator user.
πΈ When QuickBooks is set to multi-user mode,
πΈ Navigate to the File menu.
πΈ Then click the Switch to Single-user Mode button.
πΈ Select Edit from the Edit menu.
πΈ Choose Preferences.
πΈ Opt for Integrated Applications.
πΈ Then click the Company Preferences button.
πΈ Choose the program to which you wish to add it.
πΈ Choose Properties.
πΈ Select Allow this program to automatically log in.
πΈ On the Authorization page,
πΈ Choose YES.
πΈ To sign in, choose User.
πΈ Then fine.