Invalid Product Number QuickBooks Point Of Sale

When using QuickBooks point of sale users trigger several frustrating errors. The QB error message 176109 is displayed on the screen as “Invalid Product number/invalid product code. It mainly appears if the system discovers the incorrect product code during QuickBooks registration. However there might be several other factors responsible for the QuickBooks error code 176109, you need to go through the core reasons to investigate the right one and accordingly rectify the issue. AccountsPro team brings up with the troubleshooting guide to resolve the QuickBooks POS Error invalid product number. Let’s delve into the below sections to read the detailed instructions or quick help connect to QuickBooks POS Technical Support team.

QuickBooks Pos Error Invalid Product Number

What Is The Meaning Of The “QuickBooks POS Error Invalid Product Number”

The QB error message Pos invalid product number is a registration error that triggers after the installation process when trying to launch or activate the QuickBooks Desktop POS. It appears on the screen as an “error code 176109: invalid product code”. Apart from the incorrect license, there could be other causes behind the occurrence of the QB POS invalid product number let’s move over to the next section of the post to know them. Also, when you run QuickBooks POS On Server Multi-User Mode the possibilities are high due to connection issues.

Causes & Reason Behind QB POS Invalid Product Code Number

What are the Technical reasons for the QuickBooks POS invalid product number/error code 176109?
The QuickBooks POS needs additional configuration if any configuration error takes place then error code 176109 will appears on the screen. Following is the set of the causes due to which the QB POS registration error happens:

  • Corrupted/damaged QB Point of sale Entitlement folder
  • Incorrect license code entered to install QB point of sale
  • The user trying to activate the product does not have an admin credential on the system

Let’s check it out How To Repair QuickBooks Data File in case file has been damaged or corrupted.

How To Resolve QuickBooks POS Machine Error Invalid Product Number?

  • Before proceeding with the troubleshooting process ensure that you took the company data file backup
  • Verify the QB POS downloaded the latest updates if not install the advanced version of the Point of sale

Delete the hidden Windows Entitlement Folder so Modify the Settings to Display the Hidden Files. Here are the steps:

  • Give click on the icon named folder at the screen bottom in the System Tray
  • Hit Hidden items below the View button

Following is the list of Resolutions to Rectify the Product Number issue:

Method 1- Delete Entitlement Folder Content:

The corrupted files instead of the folder named Entitlement client can interrupt the POS. Once you fix these files and let QuickBooks in recreating them during startup. Here are the steps:

  • Locate the C:\ Program Data \Intuit\ Entitlement Client\ v8
  • Hit the Control + A button to select all the files in the Entitlement folder.
  • Now click on the Delete key
  • Select the Yes button for confirmation
  • Launch the QuickBooks Point of sale

Method 2- Rename WS Activity file:

A damaged WS Activity file can trigger an error while launching the QB POS. So fix it by renaming the WS Activity file, the QB will create a new file for its operations. Follow the steps to rename the file:

  • Go to folder C: \Program Data\ Intuit\ QuickBooks Point of Sale\ Ini
  • Locate the file named WSActivity and right-click on it
  • Give a name to the WSActivity file to OLDWSActivity
  • Now close the window
  • Next, delete the folder named Entitlement once again
  • Check whether the issue is fixed or not

Method 3- QuickBooks Desktop POS reinstallation:

Reinstalling the QB desktop is the best step to fix the 176109 error. Below is the set of instructions to get a new copy of QB installed on the system to get a permanent error fix:

  • Give click on the Start tab
  • Choose “Control Panel”
  • Below the Control panel then click uninstalls a program
  • Locate QuickBooks POS in the list and double-click on it
  • Choose Uninstall/Change button
  • Hit Uninstall
  • Now wait for the process to complete the uninstallation
  • In case the QuickBooks setup file appears on a CD then put it into the system
  • Now hit on the Setup file to install the QuickBooks Point of sale or simply download it from the Intuit website
  • Next, follow the instructions on the screen for a new installation

Another method is to copy the data folder and then paste it to the computer desktop. Now add the folder name as.OLD at the end. It will prevent the QuickBooks Point of sale from recognizing the folder and the QB will generate a new one. After this here are the steps to delete the windows user QBPOSDBSrvUSER. Here are the steps:

  • Hit on the Start option
  • Choose Control panel
  • Select User Accounts
  • Click Manage another account
  • Choose” Continue” on the page named User Account
  • Give click on QBPOSDBSrvUser
  • Select the Delete option to delete the account.
  • Confirm the folder has been deleted
  • Now reboot the computer
  • Next, reinstall the QB Point of sale

Get Help Product Number Not Valid Error QuickBooks Point Of Sale

That’s all for today! Hopefully, the write-up helped you to fix the QuickBooks registration error invalid product number. However, if the error persists and you thought there requires expert advice on QuickBooks Support then no worries! A professional team is one step away! Give a call, use a live chat or drop an email with a query to connect to certified experts.


Frequently Asked Questions (FAQ)

How would I display the hidden files in Windows 7?

1. Give click on the start tab
2. Choose the My Computer button
3. Below the Organize option click on Folder & search options
4. Hit Show hidden files & folders below the View button
5. Unselect the option named Hide protected system operating files
6. Choose Yes
7. Click Apply button then select OK

What If I am using Windows 8 how can I show the hidden files?

1. Use the shortcut Windows +E to open the Windows Explorer
2. Choose the File Extension below the tab named View
3. Hit Hidden Items

How would I restore the company file to fix the POS issue?

1. Open the QB point of sale
2. Choose Restore Company
3. Click Restore a backup copy
4. Hit the Next button
5. Click Local backup
6. Choose” Next”
7. Search the system for the company file backup
8. Choose the folder to save the restored file
9. Hit the Open button
10. Once you are prepared then hit the Save button
11. Open the QB point of sale to check error is fixed

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