How to Fix QuickBooks Error 6073 99001?

quickbooks error 6073

QuickBooks is a huge accounting software used by various sized businesses. Like any other software, bugs and errors may occur anytime while using QB. QuickBooks Error 6073 is one of them, it occurs when someone tries to open the company file (.qbw) in multi-user mode. Furthermore, In this blog, we will discuss the reasons behind the occurrence of QuickBooks Error 6073 99001 and various steps to fix the error on time to avoid data loss and other critical problems.

QuickBooks Error 6073

Causes of QuickBooks Error 6073

QuickBooks Error 6073 can be caused due to several reasons. Some of the most common reasons are listed below:

  • The file is open on another PC in Single User mode.
  • The file is being located in a read-only network folder.
  • The records are hosted on a Linux server and are using multiple login credentials to sign on to the shared folder.
  • The document is accessed using a remote operating system (LogMeIn, GoToMyPC and more.) and the host system identifies that the user is still logged on.

Solutions to Fix QuickBooks Error 6073

Errors can be time-consuming and may damage your data. Therefore, you have to follow some simple steps to fix QuickBooks Error 6073. There are several scenarios when you might face the error, so you have to follow different steps as per the condition to resolve the error easily, some of them are discussed below:

Solution 1: Use the QFD Tool to fix QuickBooks Error 6073 99001.

User can use the QuickBooks File Doctor tool to resolve QuickBooks Issues as QuickBooks Error 6073.

Solution 2: Resolve QuickBooks Error Code 6073 manually.

If somebody opens the company file on another PC in Single User mode.

  1. Firstly, you need to close QuickBooks Desktop in all the computers.
  2. Secondly, open the company file using the Host computer.
  3. Now switch to Multi-user mode from the file menu.
  4. In case you face the same issue, reboot all the workstations.

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

  1. Go to the File menu and select Close company.
  2. Now Re-open the company file.
  3. From the File menu, select Open or Restore Company.
  4. You have to Open a company file and click Next.
  5. Choose your company file. Select Open file in multi-user mode and Open.

Also Read: How to troubleshoot QuickBooks error 404   


Get our expert Quickbooks ProAdvisor on call to resolve your query in no-time.

If the company file is placed in a read-only network folder.

  1. Go to the computer hosting your file.
  2. Now Open the folder where your company file is stored.
  3. Right click on the folder and select Properties.
  4. Go to Security tab and select the user with login issues then click Edit.
  5. Select Allow > Apply > Ok.

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

  1. Right-click on Taskbar and select Task Manager.
  2. Select Processes and check if there are running processes under the user name you are having issues with.
  3. Restart your system if you find processes under that user.

Solution 3: The Network Data file is unavailable or corrupted

  1. Right click on the Start button and open Windows Explorer.
  2. Search for the folder with QuickBooks company file.
  3. Right-click on company file with Network Data and QB company file extension.
  4. Change the file extension from to .ndold and press Enter.
  5. Now open QuickBooks and open the company file.
  6. QB will create another Network data file for the company file.

Solution 4: The network data files and transaction log files are usually labeled as the hidden files

  1. Firstly, open My Computer, go to Tools menu and click on Folder options.
  2. Go to the View tab and click Show hidden files & folders.
  3. Afterwards, open data folder to see network data files and transaction log file.
  4. Right-click on the network data file and select properties.
  5. Delete Hidden option and click Ok.

The above solutions will help you resolve QuickBooks Error 6073 99001. If you are unable to solve QB Error 6073 or find any difficulty following any step. Call us on our QuickBooks Error Support Phone Number for quick assistance.

Recent Articles

Report An Issue?

We are here to help

Request A Free Consultation