QuickBooks is a versatile and widely-used accounting software that has become an indispensable tool for businesses of all sizes. However, like any software, it can occasionally encounter errors. One such error is QuickBooks Error H202. This error can disrupt your workflow and cause frustration, but it's not insurmountable. In this blog, we'll explore what QuickBooks Error H202 is, its causes, and the steps to resolve and prevent it.

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What is QuickBooks Error H202?

QuickBooks Error H202 is a multi-user mode error that typically occurs when you're trying to open a company file that is located on another computer. The error message usually reads something like, "You are trying to work with a company file that is located on another computer, and this copy of QuickBooks cannot reach the server on that computer."

In simpler terms, Error H202 indicates that QuickBooks cannot establish a connection with the company file hosted on another computer, primarily when using the multi-user mode.

Causes of QuickBooks Error H202

Understanding the root causes of Error H202 can help you resolve the issue effectively. The common causes of this error include:

  1. Incorrect hosting configuration: If QuickBooks is not configured properly to host multi-user mode, Error H202 can occur.
  2. Firewall or security software blocking QuickBooks: Firewalls or security software can block communication between computers, leading to this error.
  3. Issues with the network setup: Problems with your network configuration, such as incorrect DNS settings, can prevent QuickBooks from accessing the company file.
  4. Problems with the QuickBooks Database Server Manager: If the QuickBooks Database Server Manager is not running or not installed correctly, it can trigger Error H202.
  5. Corrupted or damaged company files: If your company file is corrupted or damaged, QuickBooks may have trouble accessing it.

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How to Resolve QuickBooks Error H202

Here are the steps to resolve QuickBooks Error H202:

  1. Check network connectivity: Ensure that all computers on the network can communicate with each other. You can use the Ping command to test network connectivity.
  2. Verify hosting settings: Make sure the host computer is correctly configured to host multi-user mode. In QuickBooks Desktop, go to the File menu, then Utilities, and select "Host Multi-User Access."
  3. Configure firewall settings: Adjust your firewall or security software settings to allow QuickBooks access. You may need to create exceptions for QuickBooks.
  4. Check the QuickBooks Database Server Manager: Ensure the QuickBooks Database Server Manager is installed and running on the host computer. If it's not, you can reinstall it.
  5. Switch to Multi-User Mode: On the host computer, open your company file in Multi-User Mode. This can help refresh the network connection.
  6. Resolve DNS issues: If you suspect DNS issues, configure your server's DNS settings to match those on the client computers.
  7. Create a new folder for your company file: If you suspect your company file is damaged, create a new folder on the host computer and copy the company file into it. Then, open the company file from the new location.
  8. Use the QuickBooks File Doctor: The QuickBooks File Doctor is a tool provided by Intuit to diagnose and fix common QuickBooks file issues, including H-series errors.

How to Prevent QuickBooks Error H202

Preventing QuickBooks Error H202 is crucial for uninterrupted work. Here are some tips to help you avoid encountering this error in the future:

  1. Regularly update QuickBooks to the latest version and install updates as they become available. Updates often include bug fixes and improvements to multi-user mode.
  2. Maintain proper network configurations and ensure your systems meet QuickBooks' system requirements.
  3. Perform regular data backups to prevent data loss in case of file corruption.
  4. Train your team on QuickBooks usage and best practices to minimize user-related errors.


QuickBooks Error H202 can be a stumbling block for users relying on the software for efficient accounting and financial management. However, with a clear understanding of its causes and the steps to resolve and prevent it, you can keep your QuickBooks experience smooth and error-free. If you encounter this error, don't panic; instead, follow the steps mentioned above, and you'll likely find a solution that gets you back to business as usual.

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