Simple Step By Step Guide To Resolveh QuickBooks Error 80040408
                     Terminate QuickBooks 
Error 80040408 with 
Reliable & Effective Steps
When someone signs into your company data file as an admin from a remote 
device, it can trigger QuickBooks Error 80040408. This error code can prevent 
users from accessing their company files and needs to be addressed in order to 
operate the functions correctly. The error can arise due to many possible reasons, 
like improper software configuration and an incorrect setup. If you are getting the 
QuickBooks error code 80040408, you can use the solutions given in this blog to 
eliminate them.
If you are unable to perform the troubleshooting solutions or resolve the 
error message on your own, you can reach out to us at 1-855-856-0042 to 
get professional help from our technical experts.
Possible Reasons and Causes for the QuickBooks Desktop Error 80040408

 QuickBooks error message 80040408 can arise due to 
many common factors and scenarios listed below –
1. The file you are trying to access in QB is already being accessed by another user 
in a single-user hosting mode.
2. Your QuickBooks is opened on another system by the same QQube user while 
making a setup to connect with the application.
3. Your company file name has recently changed, and multiple QB file names or QB 
file paths are causing a mismatch in the app.
4. The QB program is incorrectly configured, or the program setup is incorrect, which 
triggers the company file issues. 
Troubleshooting Steps to Address the QuickBooks Company 
File Error 800404048
Error code 80040408 in QuickBooks Desktop can be easily resolved by 
using the solutions given below – 
Solution 1 – Relocate the QB Company File to Access it from 
the Original Folder
 
1. You can fix the QB error code 800404048 by relocating the company file and accessing it 
from the original folder.
2. Find the location where your company file is located and open the search bar in the File 
Explorer window.
3. Copy the QBW file and paste it on the desktop, followed by opening QuickBooks and 
clicking on the Open or Restore an Existing Company option.
4. Next, select Open a Company File and click Next to select the Browse option and locate the 
company file from the desktop.
5. Next, click the File and hit Open, followed by re-accessing QuickBooks and moving the file 
to another location. 
Solution 2 – Turn Off the Quick Start Feature and Activate the 
QB Database Service 
 
1. You need to deactivate the quick start feature and turn on the database service 
to dismiss the file access issues.
2. Turn off the Quick Start feature in QuickBooks and move to the General tab and 
select the My Preferences menu.
3. Uncheck the Keep QuickBooks running for Quick startup option and open the 
QQube Configuration Tool and click on Database.
4. Select Show More and checkmark the Synchronizer and Database Manager 
options, if not selected already, to rerun QB.
Conclusion 
QuickBooks Error 80040408 can be easily eliminated by using the solutions 
provided in this blog. If the error code persists, you can call us at 1-855-856-
0042 to get immediate assistance from our team of QB professionals.