typically indicates that the application is attempting to use logging features historical alarm logging process value archiving ) that require a specific optional license key beyond the standard Runtime Advanced powertags license. Siemens SiePortal Core Resolution Steps Verify Purchased Licenses : Open the Automation License Manager (ALM) and ensure you have a license specifically for "WinCC Logging for Runtime Advanced" . A standard Runtime license for tags does recipe functions on PC-based systems. Check License Integrity , right-click your logging license and select
If the troubleshooting above confirms you lack the license, you must purchase it. The correct part numbers (MLFB) are: The Silent Showstopper: Solving "License Key Not Available"
license key if your project contains any Tag Logs or Alarm Logs. Accidental Feature Activation In WinCC Runtime Advanced, go to the System