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How to fix Error H202 if you use Windows Server 2012 Essentials R2

Learn what to do if you see Error H202 and use Windows Server 2012 Essentials R2 with QuickBooks Desktop.

You should only follow these steps if you see Error H202 and use Windows Server 2012 Essentials R2. These steps can be complicated. You may want to contact your network admin before you get started.

Step 1: Check your server version

Verify which server version you have to make sure these steps are right for you.

  1. Open the Windows Start Menu on the server computer.
  2. Type “Settings” into the search and open Settings.
  3. Select Systems and then About.

You'll see your server version listed in the About section.

If you’re using Windows Server 2012 Essentials R2, continue with the steps below. If you’re using any other server operating system, follow the basic H202 troubleshoot steps.

Step 2: Install QuickBooks Database Server Manager

If you haven't already, install QuickBooks Database Server Manager on your server for each version of QuickBooks you use. This tool keeps your multi-user network stable. Then continue with the steps below.

There are two ways to set up QuickBooks Database Server Manager:

  • The Full Program option: You have the full version of QuickBooks Desktop and QuickBooks Database Server Manager installed on your server computer.
  • The Server Only option: You only have QuickBooks Database Server Manager installed on your server computer.

Step 3: Restart your Base Filtering Engine Service

Every time you restart your server computer, you need to follow these steps:

Tip: Whenever you're troubleshooting, always sign in to your server computer as a user with admin rights.

Stop the Base Filtering Engine Service

  1. Open the Windows Start Menu on the server computer.
  2. Type “Run” into the search and open Run.
  3. Type “services.msc” into the Run window, and then press Enter.
  4. Find the Base Filtering Engine on the services list.
  5. Right-click Base Filtering Engine and select Stop. If you see an error message, dismiss it and select Stop again.

This ends the connection to your workstations. We’ll restart it later.

Scan your QuickBooks files

  1. Open the Windows Start Menu.
  2. Type “QuickBooks Database Server Manager” into the search and open QuickBooks Database Server Manager.
  3. Select the folder with your company files. Or select Browse to search for the folder on your computer.
  4. Select Start Scan.
  5. When the scan finishes, select Close.

Restart the Base Filtering Engine Service

  1. Open the Windows Start Menu.
  2. Type “Run” into the search and open Run.
  3. Type “services.msc” into the Run window, then press Enter.
  4. Find the Base Filtering Engine on the services list.
  5. Right-click Base Filtering Engine and select Start. If you see an error message, dismiss it and select Start again.
  6. Before closing the window, find Windows Firewall on the services list. Make sure the status is Running. If it’s running, you’re good to go.

If Windows Firewall isn’t running:

  1. Right-click Windows Firewall and select Properties.
  2. In the Properties window, select Start to restart your firewall.

If you still see Error H202, start from Step 3 of the basic H202 troubleshoot steps. Don’t start from the beginning of the article.

You can also reach out to our support team so we can provide more help.