There is no doubt that QuickBooks is powerful accounting software that fulfils numerous business needs. But, it annoys users with multiple errors. One most common error that interrupts the user is QuickBooks error H505. It usually occurs when the user tries to switch QuickBooks to multi-user mode. The error comes up on the screen, followed by an error message, “Error H505: This company file is on another computer, and QuickBooks needs some help connecting.” Read the blog until the end to learn more facts related to QuickBooks company file error H505, its causes and solutions, so read carefully till the end.
Are you facing trouble resolving QuickBooks error H505? Don’t worry. Give a call at our customer support number (1800-417-5147) and talk to certified QuickBooks professionals
Possible reasons causing QuickBooks Desktop error H505
Here are some possible causes behind the error:
The third-party applications installed on the computer is blocking QuickBooks connection to the server.
QuickBooks desktop application you are using is outdated.
QuickBooks hosting configuration settings are incorrect.
Now, scroll down and choose the most appropriate solution to fix the error.
Methods to Troubleshoot & Fix QuickBooks Company File error H505

Method 1. Disable Host Multi-User Access on the server computer
Your server computer should be the one hosting the company file. So, turn off the Host Multi-User Access on your workstations as these computers don’t host the company file.
Move to your workstation, getting QuickBooks error message H505.
Open QuickBooks and go to the File menu.
Choose Utilities.
Select the Stop Hosting Multi-User Access option.
Don’t select the Host Multi-User Access option.
Repeat the same steps on all workstations receiving QuickBooks error message H505.
Now, open QuickBooks on your server computer
Select the File menu and choose Utilities.
Select the Host Multi-User Access option.
If you still get the error, try the next troubleshooting method.
You may also Read : QuickBooks error 1603
Method 2. Reset Windows Firewall settings
Follow the steps given below to allow QuickBooks through the firewall:
Tap the Windows and R keys together.
Write ‘Control Panel’ and hit Enter to open it.
Click the Allow an app or feature through the Windows Firewall option.
Select Change Settings and then mark the QuickBooks option under the public option.
Click OK and try to open the company file.
This blog has covered basic troubleshooting steps to resolve QuickBooks error H505. We hope you find the solutions effective in fixing the error. If you are still struggling with the issue, contact the certified QuickBooks expert’s team by calling us on our toll-free number (1800-417-5147).

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