QuickBooks Error 80070057is a run-time error that generally appears when you try to open a company file. This error is usually associated with the communication issues with the QB Company file over the network on different machine (Server or Host).

QuickBooks Error 80070057 simply means that you do not have the adequate permissions to delete/eliminate the QB files in the specified folder. You can use/open/access the QuickBooks application in the multi-user environment if you have access to read/ write and have the authority to delete/create QuickBooks Company files stored in a specific folder.