Troubleshoot method QuickBooks Error Code H202
                     Resolving QuickBooks Error H202: A Quick Guide
Most QuickBooks users have details that run into QuickBooks Error Code H202 
 when switching from single-user to multi-user mode or opening a QuickBooks 
company file in multi-user mode. This error usually occurs when a user attempts to 
access a company file kept on a different system. 
In this scenario, workstations cannot access the file located on another system. The 
error message displayed is as follows: "You are attempting to work with a company file 
stored on another computer, and this instance of QuickBooks is unable to connect to 
the server on that computer (H202)." Therefore, continue reading this blog and 
discover the methods for effortlessly resolving this H series error.
The information in this guide is enough to fix the issues you are facing 
when switching to multi-user mode. If you are looking for an instant 
way, dial 1.855.856.0042 and connect with QuickBooks ProAdvisors.

What are the reasons behind the Company File 
Error?
These are the factors that are responsible for why 
QuickBooks multi-user mode not working and displaying error H202 on your 
screen; let’s get familiar with them:
• The company file lacks connectivity to the server.
• A firewall or other security software prevents the company files from 
communicating with the server.
Steps to Fix the Company File Error
Below, we have shared the most effective steps to resolve Error H202. These steps 
will help you quickly fix the issues in your application.
Step 1: Perform a ping test from the 
workstation to the server
The user must perform a ping test from every workstation experiencing QuickBooks 
Error Code H202 to the server.
• Navigate to the Workstations and Server's Start menu.
• Network and Sharing Center type. Hit the Enter key.
• To modify the advanced sharing settings, click Change.
• Ensure the network discovery option is turned on in the File, Printer Sharing, and 
Network Discovery areas.
Next, obtain the server's name by following these steps:
1. Navigate to the server machine's Start menu, type Run, and hit Enter. Then, type 
CMD, and hit Enter.
2. Press Enter after typing ipconfig/all in the CMD window.
3. Next, locate the host and server name in the Windows IP Configuration area.
4. To ensure you can access the name later, copy it to a safe location.
The user must return to the workstation to verify the server. Due to the complexity of 
these steps, an IT professional may be required.
• On the workstation, open the Windows Start Menu, type Run, and press Enter.
• In the Run dialog box, type CMD and hit the Enter key.
• Type ping [server name] and press Enter. Note: Do not include brackets when 
typing the server name.
Step 2: Setting Up Firewall Configuration
The system's firewall might block QuickBooks data exchange for security reasons. To 
ensure an uninterrupted connection between QuickBooks and the server, follow these 
steps to reconfigure the firewall settings.
• Navigate to the system firewall settings, select the exceptions tab, modify firewall 
permissions, and launch the QuickBooks program on every machine.
We hope this article helps you resolve QuickBooks Error Code H202. If the methods 
provided do not solve your issue, please contact our technical support at 
a 1.855.856.0042 for assistance. We are available 24/7 to assist you until the problem 
is resolved.