QuickBooks Error Code -6073, -99002 ( Unable to Open a company file)

Intuit QuickBooks

Error: -6073, -99001 QuickBooks is unable to open this company file.

Do you receive this following message whenever you are trying to open the company file ?

QuickBooks is unable to open this company file. It may have been opened by another user.

Error codes : (-6073, -99001)

This error is caused by one of the following reasons:

* The file is logged in on some another computer in Single User Mode.
* The file may be located in a read-only network folder.
* There can be possibility that the files are hosted on a Linux server and are using more than one
set of login credentials to sign on to a shared folder.
* The file is being accessed in remote software, and the host computer still sees that the user is
still logged on.

Solution 1: Install and Run the QuickBooks File Doctor.

Download and run the QuickBooks File Doctor tool.

Solution 2: Manually resolve the error -6073, -99001.

If the company file is opened in Single User mode in another workstation-

1. Close the QuickBooks Desktop program in all computers.
2. Open the company file on the Host computer.
3. Select Switch to Multi-user mode from the File menu.
4. If the issue still appears same, try rebooting all the workstations.

If the company file is open in Single User mode on the Host computer-

1. Go to the File menu, and click on Close company.
2. Restart the company file, Go to the File menu and select Open or Restore Company.
3. Click on Open a company file and press Next.
4. Select the company file.
5. Select Open file in multi-user mode, then Open.

If your company file is located in a read- only network folder-

1. Go to the station or the computer that is hosting the company file.
2. Open the destination folder of the company file.
3. Right-click on the folder, and click on Properties.
4. Open Security Tab.
5. Click on the user that is experiencing issue with the log in, select Edit.
6. Click Allow for Full control.
7. Select Apply, then press OK.

If the computer is being accessed remotely via LogMeIn, GoToMyPC, etc.

1. Right click on the task bar and click on Task Manager.
2.  Go to the Processes tab and check if there are running processes under the name of the user
that is creating problems.
3. If there are processes running under the user, Restart the computer.


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