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Are you facing QuickBooks Error H202 while trying to switch to multi-user mode? This error usually occurs when QuickBooks cannot establish a connection with the company file stored on another computer (server). As a result, users are unable to access their data, leading to workflow disruptions.

QuickBooks Error Code H202 generally indicates that QuickBooks is having trouble communicating with the server due to incorrect hosting settings, network issues, or firewall restrictions. The good news is that you can fix this problem with a few troubleshooting steps.

Causes of QuickBooks Error H202

Several factors can trigger QuickBooks Error H202, including:

• Incorrect Hosting Configuration – QuickBooks may not be set up correctly for multi-user mode.
• Blocked Communication – A firewall or security software may be preventing access to the company file.
• Network Issues – The server might not be detecting the workstation’s request.
• Damaged Network Data (.ND) File – A corrupted .ND file can prevent QuickBooks from connecting to the company file.
• QuickBooks Database Server Manager Issues – If this service is not running, multi-user mode may not work properly.

How to Fix QuickBooks Error H202?

Solution 1: Run QuickBooks File Doctor

1. Download and install QuickBooks Tool Hub from Intuit’s official website.
2. Open the tool and go to Company File Issues.
3. Click Run QuickBooks File Doctor and select your company file.
4. Let the tool scan and fix network-related problems.

Solution 2: Check Hosting Settings

1. Open QuickBooks on all affected workstations.
2. Go to File > Utilities.
3. If you see Host Multi-User Access, click it to enable hosting.
4. If you see Stop Hosting Multi-User Access, turn it off and then enable it again.

Solution 3: Configure Windows Firewall

1. Open Windows Firewall and navigate to Advanced Settings.
2. Click Inbound Rules > New Rule.
3. Choose Port, select TCP, and enter the following QuickBooks ports:
   • QuickBooks Desktop 2024: 8019, 56728, 55378-55382
   • QuickBooks Desktop 2023: 8019, 56727, 55373-55377
4. Allow the connection and repeat the process for Outbound Rules.

Solution 4: Restart QuickBooks Database Server Manager

1. Press Windows + R, type services.msc, and press Enter.
2. Find QuickBooksDBXX (XX represents your QuickBooks version).
3. Right-click it and select Restart.

Solution 5: Rename the .ND File

1. Open the folder where your company file is stored.
2. Find the file with the .ND extension (e.g., CompanyFile.qbw.nd).
3. Right-click it, select Rename, and add .old at the end.
4. Restart QuickBooks and check if the issue is resolved.

Preventing QuickBooks Error Code H202

To avoid facing this issue in the future:

• Keep QuickBooks Database Server Manager running on the host computer.
• Regularly update QuickBooks to the latest version.
• Ensure your firewall and network settings allow QuickBooks connections.
• Maintain a stable internet connection for multi-user access.

Need Help? Contact QuickBooks Chat Support

If QuickBooks Error H202 is still preventing you from accessing your company file, reach out to QuickBooks chat support for expert assistance. Their team can guide you through the troubleshooting process and restore multi-user functionality.

By following these solutions, you can resolve QuickBooks Error Code H202 and get back to seamless accounting operations! 

Also Read : QuickBooks Payroll Error PS038