What is XML Error in QuickBooks
QuickBooks XML error occurs when QB POS detects a problem with the file or the folder where the file is stored which might get corrupted or damaged. To fix an XML error in QuickBooks, you’ll need to delete a protected operating system file that is usually hidden by default. So, you first need to unhide the files. But before proceeding with the troubleshooting, make a backup of your company file and conduct a QuickBooks update to ensure you have the most up-to-date features.
Error Messages: There is an error in XML document (0, 0) or “Error: Process could not access file C:\ProgramData\Intuit\Entitlement Client\v(x)\SessionData.xml because it is being used by another process”

Several files are created during the installation of QuickBooks Desktop POS to support the application’s different tasks and capabilities. An XML file is one such file that helps QuickBooks to run smoothly where XML stands for Extensible Markup Language. QuickBooks and other software employ XML files to store, transport and communicate data between hardware and software components. In some cases, the XML file used by QuickBooks becomes damaged and may stop you from working normally which results in QuickBooks XML errors.
When your QuickBooks POS is impacted by an XML problem, you may receive an error message stating “There is an error in XML document (0, 0)”. In this post, we’ll look at some of the most probable causes of QuickBooks XML errors as well as easy fixes for them.
Reasons That Are Responsible for QuickBooks XML Error
There are times when an XML file utilized by QuickBooks becomes damaged and interrupted to work smoothly, resulting in a QuickBooks XML error. When QuickBooks is infected with an XML error, it has trouble loading the program’s interface, and also gives you an XML error message every time you run QuickBooks Desktop POS on your Windows PC. Because the XML issue in QuickBooks is caused by a damaged XML file utilized by QuickBooks.
Reasons that might cause QuickBooks Point of Sale XML Errors:
- QB uses Sessiondata.xml to handle user sessions in the application, and if this file is corrupted, the user will receive a QB XML error.
- The XML file utilized by QuickBooks is stored in the QB Desktop POS Entitlement Client folder, and if this folder is damaged for any reason, you may encounter an XML problem in the application.
- XML issues can also occur as a result of a corrupt or incomplete QuickBooks Point of Sale installation.
Few Prerequisites Must Be Considered
- Before proceeding with the troubleshooting, make a backup of your company file
- Conduct a QuickBooks update to receive the most recent features
- Troubleshooting an XML problem in QuickBooks necessitates deleting a protected operating system file that is usually hidden by default, so first unhide the files using the procedures below:
Un-hide Operating System Files
Steps to unhide operating system files that have been protected:
- Using your keyboard, press Windows + E to launch Windows File Explorer
- Choose Folder and Search Options from the Organize menu in the top-right corner
- Uncheck the Hide Protected Operating System Files (Recommended) option under the View tab

- Hit the Apply and then Ok in the last step.
Solutions to Fix QuickBooks XML Error
There are plenty of solutions to rectifying the Quickbooks XML Error, Intuit suggests the following options. Your problem may be solved by the first solution, or you may need to attempt all of them. Perform the steps in the correct order for the best results;
- Repair the damaged Quickbooks Desktop POS
- Recreate XML File that are used by QuickBooks Desktop
- Perform a clean reinstall for QuickBooks Point of Sale
Let’s have a look in-depth procedure for each one of the mentioned solutions:
Solution 1: Repair the damaged QuickBooks Desktop POS
Below are the steps that will repair your damaged QuickBooks Desktop POS:
- To enter the Run command box, press Windows + R and type appwiz.cpl in the search box
- To get a list of all the installed programs, press Enter or click Ok

- Select QuickBooks Desktop or QuickBooks Desktop POS from the drop-down menu, then Repair from the top menu

- When you’re finished then click the “Finish” tab
- If the QuickBooks XML problem still appears when you start QuickBooks, you’ll need to reinstall QuickBooks as a last step.
Solution 2: Recreate XML File that are used by QuickBooks Desktop
By using these steps you can recreate the XML file that is used by QuickBooks:
- By hitting Windows + R on your keyboard, you can access the Windows Run dialogue box
- Next, click OK after entering the command Services.msc
- Locate and right-click Intuit Entitlement Service for the QuickBooks Desktop version you’re using or the one that’s causing the problem
- Stop the service by right-clicking it and exiting the Services panel

- Now go to C Drive >>> ProgramData >>> Intuit >>> Entitlement Client >>> QuickBooks version
- Press the Ctrl + A keys simultaneously to select the all files
- And then select the delete button from your keyboard
- Check if the XML problem in QB has been fixed by restarting your QuickBooks Desktop.
Solution 3: Perform a clean reinstall for QuickBooks Point of Sale
It is occasionally necessary to perform a clean reinstallation to remedy issues that arise during the installation or operation of the software. Here are the procedures to completely uninstall QuickBooks Point of Sale and then reinstall it on your computer.
Step 1: Uninstall QuickBooks Point of Sale
- To open the Run window, hit Windows + R on your keyboard
- Select the Ok button after typing “Control Panel”
- Move to the Programs and features tab
- Select the option “Uninstall a Program” if the Control Panel is in Category View
- Select QuickBooks Desktop Point of Sale 18.0 from the list of programs and then choose the Uninstall/Change tab
- To finish the process, simply perform the steps.
Step 2: In the next step, you have to rename all folders of Point of Sale
Copy the Point of Sale data folder and paste it to the Desktop if you’re uninstalling from the server computer (or the machine where the POS data file is locally saved). Add ‘OLD’ to the folder name as a suggestion. This makes it impossible for QuickBooks Desktop Point of Sale to recognize the folder and generate a new one.
Folder locations
- C:\Users\Public\Public Documents\Intuit\QuickBooks POS XX
- C:\Program Files (x86)\Intuit\QuickBooks POS XX
- C:\Program Files (x86)\Common Files\Intuit\Entitlement Client\v8
- C:\ProgramData\Intuit\QuickBooks Desktop Point of Sale 18.0
Remove/Delete the Windows called QBPOSDBSrvUser
- Choose the Control Panel from the Windows Start menu
- Choose Manage another account from the User Accounts drop-down menu

- Select Continue from the User Account Control menu
- Select QBPOSDBSrvUser from the drop-down menu and click Delete Account
- Check to see if the folder has been deleted
- Finally, reboot your PC.
Step 3: Reinstall the QuickBooks Desktop Point of Sale
Make sure your computer satisfies the system requirements for the version you want to use before installing Point of Sale. You’ll be less likely to run into compatibility issues this way. To get your version of QuickBooks Point of Sale, go to the Downloads & Updates page.
Download the Point of Sale and once the download is successfully done then perform the below steps to install the same:
- On your desktop, double-click the QuickBooks installation file
- If prompted, choose Yes to All to overwrite the current extracted files
- To begin the installation, choose “Next” from the wizard
- The License Agreement should be read thoroughly
- Select I accept the license agreement’s conditions if you agree and then select “Next”
- Once again select “Next” after you’ve entered your license and product number
- Select your installation method:
- This is the only computer available: For a single user, select this option.
- Computers with two or more: If you have a large number of users, use this option.
- Select the type of workstation this machine will be if you opt to install on two or more computers:
- The server workstation is where your company’s data is created and stored
- Client workstation: This workstation is usually the cash register, and it has access to the software. It is used to assist customers in their daily sales
- To begin the installation, select the Install button
Important Note: QuickBooks Point of Sale can only be installed in the following file path: C:\Program Files (x86)\Intuit\QuickBooks Desktop Point of Sale (version)
- After you’ve completed the installation, turn on QuickBooks Point of Sale and you’re ready to go
- To get started, you may need to restart your system and reopen QuickBooks.
Step 4: Restore your company file
Note: If you were unable to create a backup, restore the qbpos.db file put on your desktop from the data folder.
- Open QuickBooks Point of Sale, create a new company file with the desired name, then restore the backup
- Verify that you can close and reopen Point of Sale without issues, connect with other POS machines
- Then connect your QuickBooks Desktop after the file has been restored and you’ve validated it’s the proper set of data (if applicable)
- Finally, activate your QuickBooks Point of Sale once more again.
In Conclusion!
Hopefully, the procedures outlined in this post will assist you in resolving the QuickBooks XML error. However, you may encounter several challenges while utilizing or doing the troubleshooting steps. If you have any questions about anything in this post or are having problems with the procedure, you can use the LIVE CHAT option by visiting our website bigxperts
Speak to A Specialist about QuickBooks Software
Headache🥺. Huh, Save time & money with QuickBooks Support 24×7 @ +1/, we provide assistance to those who face problems while using QuickBooks (Support all U.S. & Canada Editions)
--- Support - We provide solutions for the following QuickBooks (Pro, Premier, Accountant, Enterprise, Payroll, Cloud) ---
- Error Support
- Data Import
- Data Conversion
- Payment Solutions
- Upgradation
- Payroll Support
- Data Export
- Software Integration
- QuickBooks Printer Support
- Complete QuickBooks Solutions
- Tax-Related Issues
- Data Damage Recovery
- Installation, Activation Help
- QuickBooks Windows Support