Countermeasures for invalid product number QuickBooks POS issue

QuickBooks Point of Sale is a useful bookkeeping software for retail store owners. The software records daily sales data and helps users set up the inventory according to the customer shopping pattern. This helps to increase sales which leads to a profitable business. However, internal issues are common in the software, putting users into problematic situations. An invalid product number QuickBooks POS error message stops the software from opening if the registration details cannot be verified. If you also fail to open QB POS on your PC due to this error, read this blog to figure out its triggers and the techniques to eliminate it from our system.

Avoid time-consuming procedures by giving a call at 1.855.738.2784 to let a QB support team handle this matter.

Reasons

The most common reasons for the development of this QuickBooks POS error are given below-

The Entitlement folder in QuickBooks Point of Sale has damaged files that aren’t supported in the software.
You have entered an incorrect Product number while installing QuickBooks Point of Sale on your PC.
QuickBooks Point of Sale is unable to access the files it requires to run due to insufficient permissions or restrictions from security software.

Solutions

You must apply the following techniques to eliminate this QuickBooks Point of Sale error-

Solution 1- Remove damaged files from the Entitlement Client folder

The Entitlement Client folder contains encrypted data files that store the launch configuration of QuickBooks Point of Sale. The product license number and other registration details are stored in the folder. If any files get damaged, you will be blocked by error codes when you try to run the software. You can either manually delete the file or download the Clear Entitlement file tool from the QuickBooks website to fix the issue. Use these steps-

Once the Clear Entitlement file tool is downloaded, open the file and extract its content.
After the tool is installed, use double-click to run it.
Once the tool finishes, reopen QuickBooks Point of Sale to complete the registration.

The way to manually fix the entitlement client folder’s contents is given below-

Open file explorer and go to C:\Program Data\Intuit\Entitlement Client\V8.
Select all the files inside the folder by pressing Ctrl + A simultaneously.
Right-click over the selected files and click Delete.
Click Yes to confirm and reopen QuickBooks Point of Sale.

If the software fails to launch, try the following method.

Solution 2- Recreate the WSActivity file

You can also face trouble running QuickBooks Point of Sale if the WSActivity file gets damaged. You can recreate the file by renaming it as shown in the steps below-

Open file explorer and go to C:\Program Data\Intuit\QuickBooks Point of SaleXX\ini.
Right-click on the WSActivity file and click Rename.
Type ‘OLD’ at the beginning of the file name and save the file.
Save the file and delete the contents of the Entitlement Client folder.
Rerun QuickBooks Point of Sale.

The issues will be fixed, and you can use the software without any problems now.

Conclusion

This blog explains why you receive an invalid product number QuickBooks POS error message while starting the software. The appropriate methods to fix this QB POS issue are also mentioned, which we hope you’ll use to rectify the issue from the software. If any other issues develop while applying the methods, consult a QB expert at 1.855.738.2784.