Effective solutions steps to fix Error H505 QuickBooks 2018
                     QuickBooks Error H505: Possible Causes & Effective 
Solutions
QuickBooks H series errors usually arise while running the multi-user mode. Similarly, 
the QuickBooks Error H505 can occur when the multi-user hosting configuration is 
incorrect. This error code can prevent users from accessing their company data and 
working on business processes. The issue needs to be addressed on a priority basis 
to perform the QB functions successfully. To resolve the QuickBooks Error Code 
H505, you can use the solutions provided in this article to rectify it.
If you are unable to understand the steps or resolve the error message 
on your own, you can reach out to us at 1.855.738.2784 to get 
assistance from our technical support team.

Common Causes for the QuickBooks Error Message 
H505
You might be facing the QuickBooks Desktop Error H505 due to the following 
possible reasons –
1. The company file hosting setup is incorrect, and you need to modify it to access 
the data file correctly.
2. Your 3rd party programs or Windows firewall is causing an obstruction, which is 
preventing the application from running the company file.
3. Essential files, like the ND file, are missing from the system, or they might be 
damaged/corrupted.
4. The QuickBooks Desktop application is not updated to the latest release, and you 
need to perform regular updates to run the data file.
Solutions to Easily Dismiss the QuickBooks Company 
File Error H505
You can reliably resolve the QuickBooks Multi-User Error H505 due to the following 
common solutions –
Solution 1 – Check the Workstation 
Communication from the Network and 
Sharing Center
To check if the workstation is able to communicate with the server, you can perform 
the following steps –
• Go to the Control Panel and access the Network and Sharing Center to select the 
Change Advanced Sharing Settings option.
• Ensure the Turn on Network Discovery option is selected and press Windows + R 
to get the Run program up on the screen, and type CMD in it.
• Run the command Prompt, and once you see a black screen on your screen, type 
the ipconfig/all command to take note of the server name.
• Now, run the ping (your server name) command without the brackets to send some 
data packets to the server, and if your server receives all, there are no issues in 
the connection, and the error code H505 is due to some other reason
Solution 2 – Create a New Company File 
Folder and Provide Full Access Permissions
You can fix the QB Error Code H505 by creating a new company file folder with 
adequate access permissions.
• Navigate to the company file folder on the host computer and create a new folder 
on your desktop to paste the company file and edit the properties.
• Right-click the folder and select Properties to go to the Share tab and select 
Advanced Sharing.
• Check-mark the Share This Folder checkbox and click Permissions to select the 
Full Control checkbox for Everyone Group, followed by hitting Apply and OK.
Conclusion
You can utilize the solutions provided in this article to address the QuickBooks Error 
H505 effectively. If the issue persists, you can call us at 1.855.738.2784 to get 
assistance from our team of QB professionals.