The following error occurs when attempting to open the company file:
This error may occur for one of the following reasons:
Errors that occur while setting up or working in Multi-User mode can be time-consuming to diagnose and correct. To help investigate and resolve the error, we recommend using the QuickBooks File Doctor, which analyzes whether your computer and network connection are set up properly for Multi-User mode.
Solution: Download, install and run the QuickBooks File Doctor. It is designed to troubleshoot networking and multi-user errors that can occur when you open a company file.
If the tool is unable to detect a problem or is unable to repair the problem, you can return to this article and try the other solutions described here.
If the company data file is open in Single User mode on another workstation: