When QuickBooks shows QuickBooks H505 error, it means you have trouble accessing company files in multi-user mode. The error message points to something blocking the connection between users and the server. You need to fix the issue promptly and correctly. This article will explain the how to resolve QuickBooks Error Code H505 in more detail.

A brief review of QuickBooks Error H505
There are different types of H-series errors that can happen in QuickBooks. These errors usually occur when you try to access a company file stored on a server. When QuickBooks has trouble connecting to the server, it shows an H-series error on the screen. QuickBooks Multi-user error code H505 appears when QuickBooks on your computer can't connect to another computer on the network that has the company file.