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How to Fix QuickBooks Error 15103?

QuickBooks Error 15103

Facing QuickBooks Error 15103? QuickBooks is a widely used accounting software that helps businesses manage their finances efficiently. However, like any software, QuickBooks can encounter errors from time to time. One common error that users may come across is Error Code 15103. This error typically occurs during the QuickBooks update process and can disrupt your workflow. In this comprehensive guide, we’ll delve into the details of Error Code 15103 and provide step-by-step instructions on how to fix it.

What is QuickBooks Error 15103?

QuickBooks Error Code 15103 is a common update error that occurs when the software is unable to update properly. It is often accompanied by an error message that reads, “Error 15103: The update program cannot be opened.” This error can occur for various reasons, including issues with the update program, problems with the QuickBooks installation, or issues related to permissions and privileges.

Symptoms of QuickBooks Error 15103

1. Error Message: You will receive an error message on your screen, indicating QuickBooks Error 15103. The error message may also include a description of the issue.

2. Inability to Update: You won’t be able to update your QuickBooks software. This can lead to missing out on important updates and patches.

3. System Freezes: QuickBooks Error 15103 can cause your system to freeze or become unresponsive.

4. Slow Performance: You may experience slow performance on your computer, particularly when using QuickBooks.

Possible Causes of QuickBooks Error 15103

QuickBooks Error Code 15103 is a common issue that can occur while using QuickBooks accounting software. This error is related to problems with updating, installing, or repairing the software. Here are some common causes of QuickBooks Error Code 15103:

1. Corrupt QuickBooks Desktop Installation: If your QuickBooks Desktop installation is damaged or corrupt, it can lead to Error 15103.

2. Incomplete Update: If a QuickBooks update is incomplete or interrupted, it can result in this error.

3. Lack of Sufficient Permissions: In some cases, users may not have sufficient permissions to update or install QuickBooks Desktop.

4. Windows Registry Issues: Problems in the Windows registry related to QuickBooks or its updates can cause Error 15103.

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Steps to Resolve QuickBooks Error 15103

Here are the methods to resolve the error:

Solution 1: Clean and Install QuickBooks

1. Uninstall QuickBooks Desktop.

2. Download and run the QuickBooks Clean Install Tool.

3. Manually rename the QuickBooks Desktop installation folder.

4. Reinstall QuickBooks Desktop.

5. Verify if the QuickBooks update error 15103 persists.

Solution 2: Install a Digital Signature Certificate

1. Search for QBW32.exe in C:\Program Files\Intuit\QuickBooks. If not found, click on “More results” in the search.

2. Click on the computer icon in the search results.

3. Find QBW32.exe (type: application) in the search results.

4. Right-click on QBW32.exe, go to Properties.

5. Click on the Digital Signature tab and ensure “Intuit Inc.” is selected in the signature list.

6. Head to the Details option.

7. In the Digital Signature Details window, click on “View Certificate.”

8. Click on “Install Certificate” in the Certificate window.

9. Click “Next” until the “Finish” button appears, then click on “Finish.”

10. Restart your computer.

11. Open QuickBooks Desktop after the restart.

12. Download the update again.

Solution 3: Edit Internet Explorer Settings

1. Open Internet Explorer.

2. Click the gear icon and select Internet options.

3. Go to the Security tab > Trusted Sites > Sites.

4. Add the following websites:

   – For the US version of QuickBooks: *.quickbooks.com or *.intuit.com.

   – For the Canadian version of QuickBooks: *.quickbooks.ca or *.intuit.ca.

5. Click “Close.”

6. Choose “Apply” and then “OK.”

7. Verify if QuickBooks error 15103 is resolved.

Solution  4: Configure Antivirus Defender

Set up your firewall and antivirus to ensure QuickBooks files are protected and secure.

Solution  5: Verify Internet and QuickBooks Settings

Ensure that QuickBooks files have internet access for incoming and outgoing data and configure your firewall and antivirus.

Solution  6: Download Update in Safe Mode

1. Open your system in safe mode.

2. Download the update.

3. Restart your system in normal mode.

4. Re-download the update and verify if the issue is resolved.

Solution  7: Go for Normal Startup Mode

1. Press Windows+R to open the Run window.

2. Enter “MSCONFIG” and click “OK.”

3. Choose “Normal startup.”

4. Click “Apply” and then “OK.”

5. Restart your system.

Solution  8: Use Quick Fix My Program

1. Download the QuickBooks Tool Hub.

2. Install the program on your computer.

3. Go to the “Program Problems” tab and click on “Quick Fix My Program.”

4. Wait for the process to complete.

5. Reopen QuickBooks Desktop.

Solution  9: Rename the Downloadqbxx Folder

1. Open the folder where QuickBooks update files are stored.

2. Find the “downloadqbxx” folder (xx denotes the QuickBooks desktop version).

3. Right-click on the folder and choose “Rename.”

4. Add “old” to the end of the folder name and press Enter.

5. Update QuickBooks Desktop again.

Solution 10: Start the Reboot.bat File

1. Close QuickBooks Desktop.

2. Right-click the QuickBooks icon, and select “Properties.”

3. Go to the “Open file location” and type “reboot/reboot.bat” in the search bar.

4. Run as admin and click “Yes.”

5. Apply the changes, reboot the system, and reopen QuickBooks.

6. Click on “Update” to install the updates on the system.

Please note that these methods may vary depending on your specific QuickBooks version and operating system. Make sure to follow the instructions carefully and consult QuickBooks support if you encounter any issues.


QuickBooks Error Code 15103 can be frustrating, but with the right troubleshooting steps, you can resolve it and continue using QuickBooks smoothly. In this comprehensive guide, we’ve covered the essential steps to fix Error Code 15103, from backing up your data to reinstalling QuickBooks. By following these instructions carefully, you should be able to resolve the issue and keep your financial records in order. If you continue to experience problems, consider seeking help from QuickBooks support or a professional IT expert to ensure a thorough resolution of the issue.

Frequently Asked Questions

What is QuickBooks Error Code 15103?

QuickBooks Error Code 15103 is a runtime error that typically occurs when there is an issue with the installation or updating process of QuickBooks. It usually points to a problem with the QuickBooks update feature or the installer itself.

What causes Error Code 15103 in QuickBooks?

There can be various reasons for Error Code 15103, including:

1. Corrupted QuickBooks installation.
2. Incomplete installation of QuickBooks.
3. Damaged Windows registry.
4. A virus or malware infection.
5. Conflicts with other software or applications.

How can I resolve QuickBooks Error Code 15103?

You can try the following solutions to resolve Error Code 15103:

1. Run the QuickBooks Install Diagnostic Tool.
2. Update QuickBooks to the latest version.
3. Perform a clean installation of QuickBooks.
4. Repair the QuickBooks installation.
5. Scan your computer for malware or viruses.
6. Ensure that you have administrator rights to install updates.

How do I run the QuickBooks Install Diagnostic Tool?

The QuickBooks Install Diagnostic Tool is a helpful tool for resolving installation-related issues. Here’s how to use it:

1. Download and install the tool from the official Intuit website.
2. Run the tool, and it will automatically detect and fix issues with the QuickBooks installation.
3. Restart your computer after the tool completes its process.

How can I perform a clean installation of QuickBooks?

To perform a clean installation of QuickBooks, follow these steps:

1. Uninstall QuickBooks from your computer.
2. Download the latest version of QuickBooks from the official website.
3. Install QuickBooks and follow the on-screen instructions.
4. Activate your software using your license key.

About The Author

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Editorial Team

At QAsolved, we are a team of skilled professionals dedicated to delivering unparalleled accounting and bookkeeping services. With backgrounds in finance and technology, our collaborative efforts focus on providing practical solutions and guidance. Our services are tailored for a range of businesses, covering advisory, CFO services, bookkeeping, and financial systems consulting. QAsolved is an award-winning consulting firm and Intuit’s #1 QuickBooks Reseller Partner. We offer comprehensive QuickBooks services, including consulting, integration, migration, maintenance, data conversion, training, and support, among other services. Over the years, we have assisted over 30K customers across various industries with their Intuit products.

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