Connection to the QuickBooks Company File Has Been Lost: Try These Fixes

QuickBooks is a robust accounting software; it occasionally encounters technical glitches and errors, which are communicated to users through error messages, such as connection to the QuickBooks company file has been lost, which can be frustrating and disruptive to your workflow. This error message usually appears when there's a breakdown in communication between the QuickBooks Desktop application and the company file.

Users might experience unexpected disconnections, which can hinder their access to or ability to work on their financial data. In this post, we'll explore the root causes and easy fixes for this annoying error. For all the information, make sure to read to the end.

If you're looking for a QuickBooks expert or team to help you resolve this error, look no further. Contact us at 1.855.856.0042, and our QuickBooks Enterprise support team will come to your aid.

What are the causes behind the loss of connection to the QuickBooks company file?

You might encounter the error message Connection Has Been Lost in the following scenarios:

1. When multiple systems on a network are set up to host the QuickBooks company file.

2. Incorrect Internet Explorer settings can lead to connectivity issues.

Solutions to fix loss of connection to the QuickBooks company file

To resolve this error, you can attempt several methods, following the order in which they are presented for optimal results. Let's examine each method closely, including addressing QuickBooks Error code 6123,0.

Solution 1: Correcting the hosting configuration on all systems

Tasks related to hosting the system

1. Verify that the host machine has the QuickBooks database server management installed.

2. Press the Windows key to input QuickBooks. If the database server manager or QuickBooks does not show up in the list, the product is not installed. Installing, updating, and configuring the QuickBooks database server manager is necessary.

3. Configuring the hosting environment.

If QuickBooks is installed on the host system, follow the steps below.

1. Open QuickBooks.

2. Access the File menu and then select Utilities

3. Check if Stop Hosting Multi-User Access is in the menu:

4. If it is present, hosting is enabled, and you can proceed to the next step.

5. If Host Multi-User Access is visible, select it to enable hosting on this system.

6. Proceed to the next steps.

Recommended to read: How to resolve QuickBooks Error 6175

If QuickBooks is installed on the hosting system:

1. Double-click the QuickBooks Database Server Manager icon in the Windows system tray (Start > All Programs > QuickBooks > QuickBooks Database Server Manager).

2. Click on the Database Server tab.

3. Verify that the company file is listed under Currently connected company files and logged-in users.

4. Finally, close the Database Server Manager window.

Solution 2: Make sure your Internet Explorer settings are accurate

1. Launch Internet Explorer.

2. Choose the gear symbol in the top-right corner.

3. Select Internet Options.

4. Navigate to the Advanced tab.

We've addressed various aspects of the connection to the QuickBooks company file has been lost. Following any of the solutions discussed above could help resolve this issue. If you have any unanswered questions or need further assistance, please don't hesitate to contact our top-notch accounting professionals via our dedicated helpline at 1.855.856.0042. Our QuickBooks error support team is available 24/7/365 to address all your queries.

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