While using QuickBooks, Users could encounter a number of software system problems. In this blog, we will be discussing one such error code i.e. QuickBooks Error 176109.

What is QuickBooks Error 176109?

QuickBooks Point of Sale invalid product variety additionally mentioned as QuickBooks Error 176109 is expounded to invalid product code. This error message says that the key authentication files are essentially corrupted or missing. The error arises once you try and open QuickBooks Point of Sale. QuickBooks desires enough permission to scan and write the files without any interruption. If it doesn’t get admin level permission, then QuickBooks POS invalid product variety is probably going to appear.


The reasons for the prevalence of the QuickBooks Invalid Product Number Error code 176109 is following:

  • When the contents of the Point of Sale title folder are missing or broken.
  • The product code or product variety is employed to put in the QuickBooks Point of Sale to QB Desktop. If this code used is wrong then QuickBooks Error 176109 error can appear.
  • When the user does not have admin-level permission to access the files.

Fix QuickBooks POS Invalid Product Number Error 176109: Solutions

Here are a couple of solutions to resolve the QuickBooks POS invalid product number error 176109:

Solution 1: Delete the contents of the entitlement client folder

  • Using windows person, follow the pathway C:\Program Data\Intuit\Entitlement Client\v8
  • Press Ctrl + A to choose all the files.
  • Then press the Delete option.
  • Click on YES to verify the action.
  • Now open the QuickBooks Point of Sale and register the application again.

Solution 2: Renaming the WS Activity file

  • Using windows explorer, follow the pathway C:\Program Data\Intuit\QuickBooks Point of Sale XX\Ini.
  • Right-click on WS Activity.
  • Choose Rename.
  • Enter OLD WS Activity and click on anyplace to save
  • Now shut the windows.
  • Delete the Entitlement folder.
  • Now relaunch the QuickBooks Point of Sale.

Solution 3: Perform a clean install of QuickBooks Point of Sale

If the top of solutions doesn’t solve the matter, try installing the QuickBooks Point of Sale once again. Before acting on the clean install ensure to make a backup of the files. Below are the steps to re-install the QuickBooks Point of Sale:

Step 1: Uninstall QuickBooks Point of Sale

  • Go to the panel.
  • Click on Program and Features.

In the list of Programs, choose QuickBooks Point of Sale.

  1. Then click on uninstall.
  2. Follow the prompts to finish the method.

Step 2: Rename all the purpose of Sale Folders

Add OLD at the end of every folder. This prevents QuickBooks from recognizing the folders so as to make a brand new one.

Step 3: Re-install the Point of the Sale

  1. Follow the steps to install the Point of Sale.

Step 4: Restore the corporate files

  1. Open QuickBooks Point of Sale, produce a brand new corporate file. Restore the backup created.
  2. Open Point of Sale to verify whether or not the problem is resolved.

  • Register QuickBooks Point of Sale once more.

The solutions provided above should fix the QuickBooks Error 176109, however, if you experience any interruptions using any of those solutions, or if the error does not resolve, reach out to our tech support contact number +1-844-929-2244 for immediate support.


Live Support