An effective method to troubleshoot QuickBooks Error H505
                     Techniques to Successfully Dismiss 
QuickBooks Error H505
When a user is facing issues while opening the company file on the server 
PC, it can lead to an H series error on the screen. One such error is the 
QuickBooks error H505, which can arise while using the multi-user 
hosting mode. The error code can arise due to many reasons, like an 
incorrect hosting configuration. If you are getting the QuickBooks error 
code H505, you can use the steps provided below to eliminate it 
effectively.
You can reach out to us at 1.855.738.2784 to get direct assistance 
from our support team in case you are unable to perform the steps 
or resolve the error message on your own.

QuickBooks Desktop Error H505: Main Triggers
QuickBooks error message H505 can get triggered due to the following common 
scenarios –
1. The hosting setup on the server computer is incorrectly configured, which is 
causing access issues on the workstations.
2. Windows firewall or a 3rd party application is blocking QuickBooks from 
accessing the company file or the server PC.
3. Essential files, like the ND file, which is used to run the company file, are 
either damaged or corrupted.
4. Your QuickBooks Desktop is not updated to the latest release, which is 
causing compatibility issues while using the data file.
5. The file folder containing your company file might be damaged or changed.
How to Reliably Rectify the QuickBooks 
Company File Error H505?
QuickBooks multi-user error H505 can be permanently dismissed by using the 
steps given below –
Step 1 – Create a New File Folder and Provide Full 
Control to the Company File
You can address the QB error code H505 by creating a new file folder to provide 
full access.
1. On the server PC, navigate to the company file folder and create a new folder 
on your desktop to paste the company file into it.
2. Right-click the folder and select the Properties section to access the Share 
tab and select the Advanced Sharing option.
3. Checkmark the Share This Folder checkbox and select Permissions, followed 
by clicking on the Full Control checkbox for Everyone Group.
4. Click Apply and OK and try to open the company file again to check the status 
of the H505 error message.
Step 2 – Perform a Firewall Configuration from 
the Control Panel
To fix the company file issues, you need to reconfigure the firewall settings from 
the control panel. 
1. Press Windows + R to access the Run window and type Control Panel to 
search for Windows Firewall.
2. Click the Allow an app through Windows Firewall option and select Change 
Settings to checkmark the Public list box for QuickBooks.
3. If you don’t find QuickBooks in the list, browse QuickBooks and then select 
the Public option, followed by hitting OK.
4. Lastly, try to open the company file on the workstation to check if the error 
H505 has been removed.
Conclusion
QuickBooks error H505 can be easily terminated by using the steps provided in 
this blog. If the error code persists, you can call us at 1.855.738.2784 to get 
assistance from our QB professionals.