QuickBooks Error code 176109: Invalid Product Code or Invalid Product Number

by Mason Olivia Digital Marketing

QuickBooks Desktop beats most of the accounting software because of it seamless integration with other application and other exclusive features. Though, it is one of the most used software there are some technical issues that may occur when you are working on your QuickBooks software. One such error you can come across when you are working on QuickBooks is Error Code 176109. You will receive the following error message:

Error 176109: Not valid Product Code or not a valid Product number.

This error occurs when you have entered the wrong Product Code or not valid. Here are some causes that may be responsible for QuickBooks Error Code 176109:

  • The POS Entitlement folder has damaged or corrupt files.
  • Entered the wrong product code while installing the QuickBooks POS.
  • Not logged in to the system as System Administrator.


Here are some ways through which you can easily resolve your QuickBooks Error Code 176109.

For Hidden Files and Folders

  • Open-File Explorer option and click on the View tab.
  • Click on the Hidden items

Solution I: Contents in the QuickBooks Entitlement file are to be deleted.

  • Browse to the left window and go to the following location, “C:\Program Data\Intuit\Entitlement Client\v8”.
  • From your keyboard select the Ctrl + A.
  • All the files will be selected. Now press Delete key from your keyboard.
  • When you will ask for the confirmation, click on Yes.
  • Re-launch your QuickBooks POS and re-register it again.

 Solution II: Renaming of the WSActivity file

  • Browse to the location, “C:\Program Data\Intuit\QuickBooks Point of Sale XX\Ini”.
  • Locate the WSActivity file and right click on it.
  • Click on the Rename option and enter old activity as the file name.
  • Close the window and refresh your page.
  • Re-launch your QuickBooks POS and re-register it again.

Solution III: Performing the Clean installation

  • Reboot your system.
  • Log in to your system as the Administrator.
  • Perform the Clean re-installation.

The solutions above are suggested by the experts who have years of experience in resolving the QuickBooks Error 176109. If you have any doubts or even after trying the solutions mentioned in this article, your error still persists then you should reach out to by dialing their toll-free helpline number ☎+1-800-796-0471. You can get connected to them at any point in time as they provide round the clock services.

What is is a consultancy that provides instant support for various accounting software like QuickBooks. They provide 24*7 support, so you can get in touch with them at any point in time. You can call on their helpline toll-free number ☎+1-800-796-0471. You can also opt for the other means to contact their QuickBooks Technical support team i.e. writing an email to their Online Email Support or requesting for the Live Chat Support team. You just have to visit their official website i.e. On the homepage of their website, you can see the Live Chat option on the bottom-right corner. This way you can instantly chat with the expert.


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About Mason Olivia Committed   Digital Marketing

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Joined APSense since, May 2nd, 2018, From California, United States.

Created on Feb 10th 2019 23:32. Viewed 402 times.


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