QuickBooks Error h505 takes place during running the QuickBooks company file on the different computer. The user may lead to QuickBooks H505 when the setup is not installed on the computer. Causes of QuickBooks Error H505 1. QuickBooks users may face the H505 QuickBooks due to the damage in the .ND file and unable to run the company file. 2. When the users is failed to access QuickBooks services such as QBFC or QuickBooks DBXX. 3. Because of the incorrect settings of hosting configuration. Read Also : QuickBooks Error H202 Solutions to get rid of QuickBooks Error Code h505 The following are the solutions to get rid of QuickBooks H505: 1. You are required to check that services are working accordingly or not. 2. Change the location of the host file. 3. Make a new file holder. 4. Check the firewall settings. 5. You need to rearrange the Hosting and Services files. To Conclude Finally, you have resolved QuickBooks H505 Error on your own with the help of the above solutions. In case, you are still confronting the Error h505, then we advise you to get in touch with us by dialing our QuickBooks Error Support Phone Number 1-888-986-7735.