How to Fix QB Error 15311: Troubleshooting Guide

QB is an essential accounting tool for many small and medium-sized businesses. However, like any software, it can sometimes present users with error messages that can disrupt workflow. One such error is QB Error 15311. This error generally occurs when QB fails to download or install updates, especially during the payroll update process. If you're experiencing Error 15311, you're not alone—and it’s something you can resolve with the right troubleshooting steps.

In this guide, we’ll explain what QB Error 15311 is, the common causes of the error, and how you can fix it effectively.

What is QB Error 15311?

QB Error 15311 typically appears when QB is trying to download or install an update, particularly a payroll or software update. The error may look like this:

“Error 15311: There was an issue with the update. QB is unable to complete the download.”
“Error 15311: The update process has failed. Please try again later.”

This error may be caused by various issues related to your internet connection, firewall settings, QB installation files, or updates. When it happens, you won’t be able to update your software or payroll information, which can affect business operations and payroll processing.

Common Causes of QB Error 15311

Understanding the causes of Error 15311 can help you figure out how to fix it. Some of the most common reasons include:

Poor Internet Connection
- QB requires a stable internet connection to download and install updates. If your connection is slow or intermittent, the download process may fail, causing Error 15311.
Firewall or Antivirus Blocking the Update
- A firewall or antivirus program may block QB from accessing the internet or its update servers. This can prevent the software from downloading updates successfully.
Corrupted QB Installation
- Sometimes, a damaged or incomplete installation of QB can result in update errors, including Error 15311.
Outdated QB Version
- If you’re running an outdated version of QB , the update may fail, especially if there’s a compatibility issue between the version you’re using and the update being applied.
Proxy Server or Network Configuration Issues
- If you're using a proxy server or are in a complex network configuration (such as with a multi-user setup), QB may have trouble connecting to the update servers, causing the error.
Damaged or Missing QB Files
- Damaged QB files, such as configuration or data files, may prevent the update from completing, resulting in Error 15311.

How to Fix QB Error 15311

Now that you know some of the common causes, let’s go through step-by-step solutions to fix QB Error 15311.

1. Check Your Internet Connection

Since Error 15311 is often related to issues with downloading updates, the first thing to check is your internet connection. Ensure that it is stable and fast enough to handle QB updates.

Steps to check your internet connection:

Open a web browser (like Chrome or Firefox) and visit a website (e.g., www.google.com) to test if your internet connection is working.
If you’re using Wi-Fi, try switching to a wired Ethernet connection to improve stability.
Restart your modem and router to refresh the connection.
Test the connection again and try downloading the QB update.

If the internet connection is not the issue, proceed with the next step.

2. Disable Antivirus and Firewall Temporarily

Sometimes, your firewall or antivirus software can block QB from connecting to its update servers, causing the update to fail. To fix this, you can temporarily disable these programs and try the update again.

Steps to disable antivirus and firewall:

Temporarily Disable Antivirus:
- Open your antivirus software.
- Locate the option to temporarily disable the antivirus or firewall.
- Disable the antivirus and try downloading the QB update again.
Disable Windows Firewall:
- Go to Control Panel > System and Security > Windows Defender Firewall.
- Click on Turn Windows Firewall on or off.
- Select Turn off Windows Firewall for both private and public networks.
- Click OK to save your changes.

Important: After testing the update, re-enable your antivirus and firewall to protect your system.

3. Update QB to the Latest Version

Outdated versions of QB can often be the root cause of issues like Error 15311. It’s essential to ensure your QB software is up-to-date.

Steps to update QB :

Open QB and click on the Help menu at the top.
Select Update QB Desktop.
In the Update QB Desktop window, click on the Update Now tab.
Check the box for Reset Update to ensure you download all available updates.
Click Get Updates to begin the download.
Once the update is finished, restart QB .

If QB was already up-to-date, proceed with the next solution.

4. Run the QB Install Diagnostic Tool

A corrupted or incomplete installation of QB may cause Error 15311. The QB Install Diagnostic Tool is designed to fix common installation issues, which might resolve this error.

Steps to run the QB Install Diagnostic Tool:

Download the QB Tool Hub from the official Intuit website.
Install the Tool Hub on your computer.
Open the Tool Hub and select Installation Issues.
Click on Run QB Install Diagnostic Tool.
Wait for the tool to finish scanning your system for installation problems.
After the tool finishes, restart your computer and check if QB Error 15311 is resolved.

5. Clear Your Internet Explorer Cache (For QB Updates)

QB uses Internet Explorer settings for downloading updates. If the browser’s cache is full or corrupted, it can interfere with the update process. Clearing the cache may help resolve Error 15311.

Steps to clear the cache in Internet Explorer:

Open Internet Explorer (or Microsoft Edge, if you’re using it).
Click on the gear icon in the top-right corner and select Internet Options.
Under the General tab, find the Browsing History section and click Delete.
Select all the checkboxes, including Temporary Internet files and Cookies.
Click Delete to clear the cache.
Restart your computer and try updating QB again.

6. Repair QB Installation

If QB installation files are damaged or missing, it can result in errors like 15311. You can repair the installation through the Control Panel.

Steps to repair QB :

Open Control Panel and go to Programs > Programs and Features.
Find and select QB from the list of installed programs.
Click Uninstall/Change.
In the QB Installation Wizard, select Repair.
Follow the on-screen instructions to complete the repair process.
Once the repair is finished, restart QB and check if the update works.

7. Check Proxy Server or Network Configuration

If you're using a proxy server for internet access, or if you’re working in a multi-user setup, incorrect network configurations can sometimes block QB updates.

Steps to disable proxy server:

Open QB and go to the Edit menu.
Select Preferences.
Click on Internet Connection Setup and choose Advanced Settings.
Uncheck the box that says Use a proxy server for your internet connection.
Click OK to save the changes and then try downloading the update again.

8. Reinstall QB

If none of the above methods work, you may need to uninstall and then reinstall QB to fix any underlying issues. Reinstalling QB will ensure that all installation files are intact and up-to-date.

Steps to reinstall QB :

Open Control Panel > Programs > Programs and Features.
Select QB and click Uninstall.
Download the latest version of QB from the official Intuit website.
Install QB and follow the on-screen instructions.
After installation, open QB and check if the error is resolved.

Conclusion

QB Error 15311 can be frustrating, especially when it blocks important updates like payroll or tax table updates. However, it’s typically a solvable issue with the right troubleshooting steps. By following the steps outlined in this guide—such as checking your internet connection, updating QB , clearing your cache, or using the QB Install Diagnostic Tool—you should be able to resolve the error and get QB working properly again.

If you’re still encountering issues after trying all of these methods, don’t hesitate to reach out to QB support for further assistance. They can help you troubleshoot and resolve more complex issues related to the error.

Blog

How to Fix QB Error 15311: Troubleshooting Guide

How to Fix QB Error 15311: Troubleshooting Guide

What is QB Error 15311?

Common Causes of QB Error 15311

How to Fix QB Error 15311

Conclusion

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