Fix QuickBooks Error Message: Connection Has Been Lost

The accounting requirements of small- to medium-sized businesses have been successfully met by QuickBooks. Its features make it simple to use, but the occurrence of errors prevents a user from having a positive experience. Unfortunately, there are different kinds of QuickBooks error messages that, unfortunately, you might experience. The error message ‘connection has been lost’ is encountered when trying to open or use QuickBooks Desktop.

Reasons for QuickBooks Connection Error

There are various reasons why this error may occur. Some of the possible causes are:

If you use a standalone computer

• The location of the file where it is saved might require more permission.
• Any kind of third-party software might be conflicting with QuickBooks.
• Or maybe the QuickBooks file that you are using is damaged.

If your computer and the date file are stored on different networks

• This can happen because of an unstable network connection.
• And the folder might require some additional permission.
• The access to the data files is prevented by a firewall.
• If you forgot to turn off the power saver mode

To easily resolve the QuickBooks error message ‘Connection has been lost,’ we recommend that you follow the steps in order. Also, restart your system before beginning the error resolution.

Quick Fix Connection Has Been Lost Error from QuickBooks Tool Hub

QuickBooks Tool Hub is a seldom-used program that can effectively troubleshoot errors related to your accounting software. As freeware, it is highly effective at identifying root issues of an error and fixing them. The setup for the program is available from Intuit’s website.

Scenario 1: If you use a standalone computer

Step 1: download and install the QuickBooks tool hub

To troubleshoot the issue using the QuickBooks tool hub, follow the steps provided below:

• Launch ​QuickBooks Tool Hub.
• Click on ​Program Problem​.
• Click on ​Quick Fix My Program​.
• Wait for the program to troubleshoot the issue. If the program provides you with any fix, then ​apply ​it. Otherwise, ​move on​.
• Launch the ​QuickBooks File Doctor​ from the tool hub.
• Wait ​for the program to scan the company file.
  • If no problem is detected, then your company file is in good health. ○ If a problem is detected, then you’ll have to very data and rebuild the company file.
  • In case there is an issue with the data, here is your option:
    • Click on Repair through the Tool Hub.
    • Restore a Backup file.
    • Use QuickBooks Auto Data Recovery.

Scenario 2: The connection has been lost error when the company file is stored on a Separate Server

Step 1 – QuickBooks File Doctor

The QuickBooks tool hub provides access to several tools that can fix errors related to the accounting software and the company file.

Here’s how you can use the tool to fix this error:

• Launch ​QuickBooks Tool Hub​ from the start menu.
• Click on ​QuickBooks File Doctor​.
• Wait for the ​scan ​to finish. Here’s what the results may mean:
• If no error is detected, your company file is in good health.
• If an error is detected, then you can:
  • Verify and Rebuild the Date
    • Use QuickBooks Auto Data Recovery to recover lost data
    • Restore the most recent backup copy of the company file.
  • Contact support.

Step – 2 Check User Permissions and Network Settings

Accessing the company file through a wireless network can often lead to errors. This is why most experts don’t recommend this. Here’s how you can check if the network is working properly, and the folder permissions are set correctly:

• Create a ​new file​ with Notepad and ​save ​it to the server.
• If this ​fails​, then you may need to set the folder permissions correctly.
• Launch the ​File Explorer​.
• Right-click​ on the company file and select Properties.
• Click on ​Sharing​.
• Hit ​Share Add​.
• Click on the ​QBDataServiceUserXX ​corresponding with your version of QuickBooks.
• Select ​Full Control ​as the permission level. Click on ​Share​.

This should solve the problems related to folder permissions. Note that if your internet connection isn’t working, then you must contact your internet service provider.

Step 3 – Change Power Settings on the Server hosting the company file

Power settings can often create issues with performance, leading to errors. Here are the steps to disable power management on the server that hosts the company file:

• Go to the ​Control Panel​.
• Click on ​Power Options​
• There are three modes available: ​hibernation, standby, and sleep​. ​Disable ​all three options.

Step 4 – QuickBooks Database Server Manager

QuickBooks database server manager can be used for configuring and managing company files hosted on a separate server. In the start menu, type in QuickBooks Database Server Manager. If you don’t get any results for the same, then install the server manager first. The installation files for the same come with the setup for QuickBooks Desktop.

The database server manager will create a .band file in the folder containing each scanned company file. If this file doesn’t appear, then the company file wasn’t included in the database server manager.