Stumbled upon QuickBooks error code 6000, 816 and don’t know how to deal with it? Well, need not to worry anymore, as we have come up with this post, where we will be telling you the causes and fixes to this error. This error code basically belongs to the 6000 series errors family and is often encountered while opening or using the company file. It comes up with an error message saying

“QuickBooks was unable to open the company file because the file is in use” or

“Unable to open a company file”.

This error is often encountered by the QuickBooks users and hinders the smooth working of the software.

In case you are seeking for the ways to get rid of this issue, then make sure to read the post till the end. Or you can also get in touch with our error support experts and certified QB professionals, who will be there to assist you in a single call at our toll-free number i.e. 1-800-761-1787.

Causes of the QuickBooks error 6000, 816

  • Damaged company file
  • Company file with the .qbw extension is used by any third party backup software
  • While restoring or opening the company file on a system running vista
  • In case the company file is place in a Microsoft window home server edition with numerous hard disks that are not maintained
  • In case there is any damage with the QB installation

These steps to fix the QuickBooks error code 6000, 816

Checkout the following steps in order to fix the error code 6000 816 in QuickBooks desktop while opening a company file:

Method 1: Copy the QuickBooks desktop files on your system

The user can copy the backup company files of QuickBooks on the desktop. The steps to be followed are:

  • The first step is to open the folder having the company file
  • And then, look for the file with the extension
  • After that right click and select copy option
  • The next step is to paste it on the desktop
  • Once done with that, the user needs to hold the control key and open QuickBooks and open the no company window

  • Click on the open option and then restore existing company

  • After that, open the copied file on the desktop and you are done

Method 2: Run QuickBooks Database Server Manager from the QuickBooks Tools Hub

Run QuickBooks Database Server Manager to host your QB company files on the server. This is best option to reboot the database server manager and rescan the QB files once you rename the .ND and .TLG files.

  • First of all, you need to download the QuickBooks tools hub from here.
  • After that save this on your system.
  • Once the tool successful downloaded run the downloaded file (exe) by hitting double on it.
  • Now follow the on-screen instructions to install this tool on your system.
  • Once the tool installs successfully, open it.
  • Now from the QuickBooks Tools Hub, go to the Network Issues tab.
  • After that choose QuickBooks Database Server Manager option there.

  • Now you’ll be asked to install QuickBooks on your server if it isn’t already installed.
  • Once the DBSM opens you need to browse you company file location and then choose Start Scan option.

  • After the successful scan, open your QuickBooks desktop and try to sign into your company file.

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