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What is QuickBooks Error H202? Full Guide with Fixes & Expert Help

QuickBooks is a leading accounting software used by businesses to manage financial tasks efficiently. While it’s widely trusted for its robust features, users occasionally encounter technical issues that disrupt operations. One common and frustrating error is QuickBooks Error H202, especially in multi-user mode. If you've faced this error or want to understand it better, this in-depth guide is for you. We'll also touch upon how QuickBooks Error 30159 differs and what steps you can take to resolve both issues.


If you need immediate help, don’t hesitate to call +1-866-409-5111 for professional assistance.


Understanding QuickBooks Error H202


What is QuickBooks Error H202?


QuickBooks Error H202 occurs when a user attempts to access a company file that is located on another computer, and QuickBooks cannot reach the server. This error is common in multi-user environments where multiple users need access to the same company file stored on a server or host system.

When this error appears, you’ll typically see a message like:

“You are trying to work with a company file located on another computer, and this copy of QuickBooks cannot reach the server (H202).”

Main Causes of QuickBooks Error H202


Several factors can lead to Error H202 in QuickBooks. Here are the most common reasons:

  1. Incorrect Hosting ConfigurationThe server or host computer may not be set up to allow multi-user access.

  2. Firewall Blocking CommunicationYour system firewall or security software may block data exchange between the server and client computers.

  3. DNS IssuesThe system may fail to resolve the IP address of the host computer.

  4. Damaged Network Data Files (.ND)A corrupt or missing .ND file may prevent the program from accessing the file over the network.

  5. QuickBooks Services Not RunningServices like QuickBooksDBXX or QBCFMonitorService might be stopped or malfunctioning.


Step-by-Step Solutions to Fix QuickBooks Error H202

Resolving QuickBooks Error H202 may require several steps. Below are the most effective methods:


Solution 1: Use QuickBooks Database Server Manager

  1. Download and install the QuickBooks Tool Hub.

  2. Open Tool Hub and select Network Issues.

  3. Choose QuickBooks Database Server Manager.

  4. Click Start Scan if your company file folder is listed; otherwise, browse to locate it.

  5. After scanning, try opening QuickBooks in multi-user mode.


Solution 2: Verify Hosting Settings

On the host computer:

  1. Open QuickBooks and go to File > Utilities.

  2. If you see Host Multi-User Access, it means hosting is not enabled — skip this.

  3. If you see Stop Hosting Multi-User Access, click it to disable and then re-enable it again.


Solution 3: Configure Windows Firewall

  1. Open Windows Firewall with Advanced Security.

  2. Create Inbound and Outbound Rules for the following ports:

    • QuickBooks 2021: 8019, 56728, 55378-55382

    • QuickBooks 2020: 8019, 56727, 55373-55377

    • QuickBooks 2019: 8019, 56726, 55368-55372

  3. Save settings and restart your PC.


Solution 4: Check QuickBooks Services

  1. Press Windows + R, type services.msc, and hit Enter.

  2. Locate QuickBooksDBXX and QBCFMonitorService.

  3. Right-click and choose Start if they’re not running.

  4. Set their Startup Type to Automatic.


Solution 5: Add Server to Hosts File

  1. Open Notepad as Administrator.

  2. Navigate to: C:\Windows\System32\drivers\etc\hosts

  3. Add the server’s IP address and name at the bottom.

  4. Save the file and restart QuickBooks.


Solution 6: Switch to Single-User Mode and Back

  1. Log in to QuickBooks on the host computer.

  2. Go to File > Switch to Single-user Mode.

  3. Once it switches, go back to Multi-user Mode.


Solution 7: Recreate the .ND File

  1. Close QuickBooks.

  2. Navigate to the folder containing your company file.

  3. Locate and rename the .ND file (e.g., CompanyFile.qbw.nd → CompanyFile.qbw.nd.old).

  4. Open QuickBooks and rescan the file using the Database Server Manager.


QuickBooks Error H202 vs QuickBooks Error 30159


While Error H202 is related to multi-user connectivity, QuickBooks Error 30159 deals with payroll processing issues. It typically arises when there’s an invalid EIN, outdated payroll subscription, or damaged Windows files.


Causes of QuickBooks Error 30159:

  • Corrupt or invalid Windows registry entries

  • Virus or malware infection affecting QuickBooks

  • Incorrect payroll setup

  • Incomplete or failed installation of QuickBooks software


How to Fix QuickBooks Error 30159:

  1. Use QuickBooks File Doctor to scan and fix system issues.

  2. Update Payroll Settings and ensure your EIN is correct.

  3. Reinstall QuickBooks to repair corrupted installation files.

  4. Run a Windows System File Checker scan:

    • Open Command Prompt as Admin and type sfc /scannow.


Need Help? Call QuickBooks Support at +1-866-409-5111


If the above methods seem complex or don’t resolve the issue, it's best to speak with a QuickBooks expert. Call the 24/7 QuickBooks support number at +1-866-409-5111 for:

  • Instant diagnosis

  • Remote troubleshooting

  • Personalized step-by-step guidance

  • Error resolution for H202, 30159, and others


Tips to Prevent QuickBooks Error H202 in the Future


To minimize the chances of encountering Error H202 again:

  • Regularly update QuickBooks and Windows.

  • Ensure that all users have stable network connections.

  • Avoid using third-party firewalls that may block QuickBooks ports.

  • Keep the .ND and .TLG files clean and uncorrupted.

  • Schedule routine network scans using QuickBooks Tool Hub.


Final Thoughts


QuickBooks Error H202 is a common multi-user mode error that can interrupt workflow, but it’s solvable with the right steps. Whether the issue lies in your firewall, DNS setup, or service configuration, the solutions above can help get you back on track. And if you're encountering other payroll-related problems like QuickBooks Error 30159, those too can be resolved with guided troubleshooting.

For fast, expert assistance, call our certified QuickBooks support team at +1-866-409-5111. Let professionals handle the complexities while you focus on growing your business.

 
 
 

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