Fix for "Error 21 License Validation Failed"
You may encounter this error message when starting up XSplit VCam as a result of a corrupted/disabled WMI (Windows Management Instrumentation).
![Popup showing the Error 21 license validation failed error message](https://cdn4.xsplit.com/helpdesk/images/i/o/423680240/8e4f4815ca50ec52b4d744d3/error21.png)
To troubleshoot the issue, we first need to confirm if WMI in your system is broken prior to applying a fix. Please follow the steps below:
Confirm if WMI is Broken
How to Fix the WMI Error
Go to Start > Run then enter WMIMGMT.MSC
![Typing WMIMGMT.MSC in the Run app on Windows](https://cdn4.xsplit.com/helpdesk/images/i/o/423688324/09bc286c48f585a761871cfe/windows-run.png)
Right-click on WMI Control (Local) and click Properties
![Highlighting the Properties option when right-clicking WMI Control (Local)](https://cdn4.xsplit.com/helpdesk/images/i/o/423692121/064bc979f5dfb38d587bcff3/wmimgmt-properties.png)
Check the General Tab
WMI is confirmed as NOT working properly if it shows it has failed to initialize all required WMI classes (Invalid class error).
![Popup showing that all required WMI classes failed to initialize](https://cdn4.xsplit.com/helpdesk/images/i/o/423701547/a3f3e3672ababe057ec1c37e/WMI-bad.png)
Download and unzip this batch file
![downloading wmifix.zip compressed file package](https://cdn4.xsplit.com/helpdesk/images/i/o/423711251/11c95279414a48d6c08aae9e/wmifix-download.png)
Double-click wmifix.bat to run the process.
![running the wmifix.bat process](https://cdn4.xsplit.com/helpdesk/images/i/o/423711785/95900603d8ba9853ac83d276/wmifix-run.png)
Restart your computer.
Go back to the WMI Control (Local) Properties.
You will know the fix is a success if it shows Successfully Connected to: <local computer>, along with your basic system information.
![WMI Local properties showing a successful connection](https://cdn4.xsplit.com/helpdesk/images/i/o/423714354/3c5ed981e55cb41a7c65703b/WMI-good.png)
Run XSplit VCam. The error message should not appear anymore, which will indicate the issue has been fixed.
![Popup showing the Error 21 license validation failed error message](https://cdn4.xsplit.com/helpdesk/images/i/o/423680240/8e4f4815ca50ec52b4d744d3/error21.png)
To troubleshoot the issue, we first need to confirm if WMI in your system is broken prior to applying a fix. Please follow the steps below:
Confirm if WMI is Broken
How to Fix the WMI Error
Confirm if WMI is Broken
Go to Start > Run then enter WMIMGMT.MSC
![Typing WMIMGMT.MSC in the Run app on Windows](https://cdn4.xsplit.com/helpdesk/images/i/o/423688324/09bc286c48f585a761871cfe/windows-run.png)
Right-click on WMI Control (Local) and click Properties
![Highlighting the Properties option when right-clicking WMI Control (Local)](https://cdn4.xsplit.com/helpdesk/images/i/o/423692121/064bc979f5dfb38d587bcff3/wmimgmt-properties.png)
Check the General Tab
WMI is confirmed as NOT working properly if it shows it has failed to initialize all required WMI classes (Invalid class error).
![Popup showing that all required WMI classes failed to initialize](https://cdn4.xsplit.com/helpdesk/images/i/o/423701547/a3f3e3672ababe057ec1c37e/WMI-bad.png)
How to Fix the WMI Error
Download and unzip this batch file
![downloading wmifix.zip compressed file package](https://cdn4.xsplit.com/helpdesk/images/i/o/423711251/11c95279414a48d6c08aae9e/wmifix-download.png)
Double-click wmifix.bat to run the process.
![running the wmifix.bat process](https://cdn4.xsplit.com/helpdesk/images/i/o/423711785/95900603d8ba9853ac83d276/wmifix-run.png)
Restart your computer.
Go back to the WMI Control (Local) Properties.
You will know the fix is a success if it shows Successfully Connected to: <local computer>, along with your basic system information.
![WMI Local properties showing a successful connection](https://cdn4.xsplit.com/helpdesk/images/i/o/423714354/3c5ed981e55cb41a7c65703b/WMI-good.png)
Run XSplit VCam. The error message should not appear anymore, which will indicate the issue has been fixed.
Updated on: 23/11/2022
Thank you!