Have you received an error message stating, “The connection to the company file has been lost. QuickBooks must close immediately. Any unsaved data will need to be re-entered.” This message indicates that something is wrong with the network, software, or the company file. When the connection to the company file has been lost issue occurs, it asks the user to close the software immediately. Otherwise, you may face data loss. We know that the company file stores the financial data and records that are related to QuickBooks, which means you can’t avoid it, and this needs to be solved as soon as possible. Furthermore, you have been provided with a set of reasons that are causing this error, along with troubleshooting methods. Let me walk you through the entire blog and help you resolve it.

Are you not able to connect QuickBooks to the company file? If you have lost the connection to the company, then this blog is for you. Read it to the end and implement accordingly. If you need professional assistance, dial 1–855–542–9309 and connect with an expert now.

The Primary Causes Behind the Connection to the Company File has Been Lost 

Several causes are mentioned behind the error discussed above:

• The Company files you want to access are stored on a different system or a portable drive.
• This might be caused by an outdated version of QuickBooks.
• Another reason behind the error can be a corrupted or damaged data within the company file.

Resolutions for the Problem: The Connection to the Company File has Been Lost

Follow the steps given in the solutions to easily get rid of the "QuickBooks connection has been lost in QuickBooks Desktop” issue: 

Solution 1: Let’s reopen the file 

This might be a normal glitch that occurs when you try to open the company file at once. If you try to reopen it, the issue might be gone.

Solution 2: Update QuickBooks to the latest release

To avoid errors, you must update QuickBooks to the newest release.

Solution 3: Running QuickBooks as Admin

1. The very first step is to shut down QuickBooks.
2. Then, you need to perform a right-click on its icon and click the Run as Administrator option.
3. Finally, you can try to open the company file again.

Solution 4: Toggling the UAC setting

Windows 10

1. The very first step is to shut down QuickBooks.
2. Now, head to the Start Menu and enter User Account Control.
3. Move to Settings and click Change User Account Control Settings.
4. Note the current level and move the slider to the highest setting, Always notify.

Solution 5: Make sure that the file is not set as read-only

1. Initially, you need to locate the file in Windows Explorer.
2. Next, you need to right-click the company (.QBW) file.
3. Confirm that the Read Only is not checked on the General tab. If the checkbox is ticked, clear it, and choose OK.
4. Again, try opening the file.

Solution 6: Make sure that your Internet Explorer settings are correct

1. Starting the process by launching Internet Explorer.
2. You need to choose the gear icon placed in the upper right corner.
3. Click Internet Options.
4. Now, you have to switch it to the Advanced tab.
5. At last, swipe down to the Security section and confirm that the following options are ticked:
   1. Use SSL 2.0
   2. Use SSL 3.0
   3. Use TLS 1.0

Conclusion

‘The connection to the company file has been lost' problem is caused due to the inability to access the company file stored on another device, and the connection to the server has been lost. All the possible reasons have been listed above, along with the solutions. Read them carefully before implementing. If you need professional assistance, dial 1–855–542–9309 and get connected with an expert.