QuickBooks Error H202 – How to Resolve It?

If you are facing the issue QuickBooks Error H202, this issue occurs when database server manager gets damaged which leads to an error or a security firewall interfering and hindering QuickBooks from connecting to the servers and failing to open or start because the database server manager has stopped working. You can try to log out from QuickBooks and reboot your system, and if you still face the issue, in this blog, we will discuss possible reasons for QuickBooks Error H202 and how you can solve the issue step by step.

If you are experiencing a QuickBooks Error H202 and do not want to hustle on your own, contact QuickBooks Support at +1-855-856-0042 for instant support

Possible Reasons for QuickBooks Error H202

Possible reasons why you are getting a pop out that QuickBooks Error H202.
Interference of your antivirus or firewall is the possible reason for the error message.
Now it’s time to update your database manager of your QuickBooks, if using the older version, you can get this error.
One of the possible reasons is the improper installation or update of the QuickBooks database manager.
Damaged network files on your system.
Turning off hosting mode can lead to the error.

Solutions You Can Use to Resolve QuickBooks Error H202

Solution 1: Use QuickBooks Tools Hub to fix QuickBooks Error H202

Download and install QuickBooks Tools Hub on your device.
Double click to open the tools hub

Method A: Fix company file issues

  • Click on company file issues.
  • Next, you will see an option, Quick fix my file, select it.
  • Now press ok to continue and wait for a while for scanning for any errors.
  • Once the process is complete, restart your device once before working on QuickBooks again.

Method B: Use the QuickBooks File Doctor tool

  • Select the company file issues option.
  • Click on the run, the file doctor.
  • Browse the company you are facing the issue with.
  • From the options choose your file and press continue
  • This will require your QB ID and password, enter your password and press next.

You may also read: QuickBooks network connection Error  

Solution 2: Use the clean Install Tool

  • This tool helps you to fix common QuickBooks errors.
  • Download the QuickBooks Clean Install Tool and install it.
  • Click on the qbdbmgrn.exe file as the Instructions say follow them.
  • Then find your QuickBooks Desktop version and click Continue.

Solution 3: Rule out QB database manager service from the security firewall

  • Open the search box and find window firewall and press ok
  • Double tap to open the firewall app.
  • Go to advanced settings, and click on inbound rules, and select new rule.
  • Tap next and choose This Program Path.
  • Now rule out the QBDBMgrN.exe file. Search the file and click next.
  • Select Allow the connection and click next.
  • Name this rule and click finish.

After completing the process, restart your device, and now you are ready to work with the QB.


You may experience QuickBooks Error H202 if you have improperly installed or updated the QuickBooks database manager. Check to host mode, which is a possible reason for this error and hope the above-discussed solutions for the QuickBooks Error H202 helped you with your issues. If not, contact QuickBooks support at +1-855-856-0042.

Recommended to read this post: QuickBooks Email not Working

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