How to Fix QuickBooks Error H505 When Multi-User Mode Won’t Connect

https://www.linkedin.com/pulse/how-can-i-fix-quickbooks-error-h505-multi-user-mode-robert-mark-vnmxc

QuickBooks Desktop Multi-User Mode allows several people to work with the same company file over a network. This setup can be useful for businesses where accounting teams need to access company information from different computers at the same time. However, network or hosting problems can prevent a workstation from communicating with the computer that stores the company file.