You are trying to open your company file when you suddenly get a -6000, XXXX error. This error is usually followed by 3 or 4 more digits and a message indicating that you are unable to open the company file.

The following are the different -6000 series errors you may encounter:

Errors Possible Cause
-6176, 0 Firewall is blocking the connection between the two computers
-6000, -107 The .TLG file is corrupted
-6000, -1076 QuickBooks installation is corrupted
-6010, -100 A computer that is not the server is hosting the company file
-6138, -105
-6210, 0
-6189, -83
-6190, -83
-6012, -1061 Incorrect network setup
-6144, -82
-6000, -82
-6129, -101 Incorrect folder permission or if the QB Database Server Manager is not working properly
-6190, 816 Another user is logged in to the company file in single user mode.
It can also be a mismatch between the transaction log file (.tlg) and the company file (.qbw)
-6190, -85
-6190, -82
-6000, -832 This error normally occurs when hosting is turned on or the .ND file is not working properly
-6144, -304 When you start QuickBooks or open your company file and sometimes this happens on a sample file
-6190, 1005
-6189, 1005
-6000, -305 Incorrect network setup or it could be that the company file is damaged
-6073, -816 Multiple computers are hosting the file or it could be firewall settings are blocking the connection or it could be the file is damaged
-6144,-103 The .ND file has an incorrect path to your company file or if the Windows user account used by QuickBooks Database Manager is damaged
-6144, 0
-6120, 0 One of the work stations is hosting the company file or the firewall port 8019 is blocked
-6087, 0 This error occurs when opening the file locally
-6131, 0
-6147, 0 You receive this error when you open the company file or restore a company backup (.QBB)

IMPORTANT: Ensure QuickBooks Desktop is up to date. It is also recommended to install and run the QuickBooks File Doctor before performing any of the following steps. If you still experience the issue after using the tool, perform the following solutions in the order shown.

The -6000 errors can happen on both local and network setup. Select the appropriate setup from the following options and perform the recommended steps.

You are opening the file locally

This means you are opening a file that is saved on the same computer where QuickBooks is installed.

You are opening the file over the network

This means you are opening the company file saved on the server or another computer.