QuickBooks Error 6073 and 99001 typically occurs when you are trying to open your company file in multi-user mode. This error indicates that QuickBooks is unable to open the company file because it is already open in another instance or there is a conflict with the network. Here are steps to troubleshoot and resolve QuickBooks Error 6073 and 99001:
Steps to Resolve QuickBooks Error 6073 and 99001
1. Single-User Mode Issue
- Ensure that the company file is not being accessed in single-user mode on another computer.
- Close QuickBooks on all computers that have access to the company file.
- Restart QuickBooks and try opening the company file again.
2. Restart Your Server and Workstations
- Restart the server where the company file is stored.
- Restart all workstations that access the company file.
- Try opening the company file again.
3. Check File Access Permissions
- Ensure that you have the necessary permissions to access the company file:
- Right-click the folder containing the company file and select "Properties".
- Go to the "Security" tab and ensure that you have full control permissions.
4. Rename the .ND and .TLG Files
- These files are network configuration files that can cause issues:
- Go to the folder where your company file is stored.
- Look for files with the same name as your company file but with extensions .ND and .TLG (e.g., companyfile.qbw.ND, companyfile.qbw.TLG).
- Rename these files by adding .old to the end of each file name (e.g., companyfile.qbw.ND.old, companyfile.qbw.TLG.old).
- Open QuickBooks and try accessing your company file again.
5. Use QuickBooks File Doctor
- Download and run the QuickBooks File Doctor tool from the Intuit website.
- This tool can automatically diagnose and fix many issues related to QuickBooks company files and network connectivity.
6. Check Hosting Settings
- Ensure that hosting is enabled only on the server computer:
- Open QuickBooks on the server.
- Go to the "File" menu, select "Utilities".
- If "Stop Hosting Multi-User Access" is displayed, click it to stop hosting.
- Ensure that all workstations have "Host Multi-User Access" turned off.
7. Verify Network Configuration
- Ensure that the network configuration is correct and that all computers are connected to the same network.
- Check that the server is set to static IP and that the firewall settings allow QuickBooks to communicate over the network.
8. Check for Multiple Instances
- Ensure that multiple instances of QuickBooks are not running on any workstation:
- Press
Ctrl + Shift + Escto open Task Manager. - Look for any instances of QuickBooks (e.g., QBW32.exe) and end these tasks.
- Restart QuickBooks and try accessing the company file again.
- Press
9. Repair QuickBooks Installation
- Go to "Control Panel" > "Programs and Features" (or "Add or Remove Programs" in older versions of Windows).
- Find QuickBooks in the list of installed programs.
- Select QuickBooks and click on "Uninstall/Change".
- Choose the option to "Repair" QuickBooks, then follow the on-screen instructions.
10. Contact QuickBooks Support
- If none of the above steps resolve the issue, you may need to contact QuickBooks support for further assistance.
- You can reach QuickBooks support at +1-800-845-9666 for expert help.
Following these steps should help you resolve QuickBooks Error 6073 and 99001. If you encounter any issues or need further guidance, feel free to ask!
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