Not Available Wincc Logging For Runtime Advanced Link - License Key

If you actually need the logging function, you have no choice but to purchase the license.

Here is the hierarchy of licensing you need to know: If you actually need the logging function, you

To avoid the "License Key Not Available" error in the future, follow these best practices: : Even if you have a valid "WinCC

In industrial automation environments utilizing Siemens TIA Portal and WinCC, the error message represents a critical interruption to Human-Machine Interface (HMI) operations. This error indicates a discrepancy between the licensed functionality requested by the runtime application and the available authorization keys present on the target system. Siemens SiePortal 4

: Even if you have a valid "WinCC Runtime Advanced (PowerTags)" license, you must also purchase and install the specific WinCC Logging for Runtime Advanced license to use historical data or alarm logs.

: Perform a "Software (rebuild all)" compile. If logging functionality is still detected, a note will appear in the output window after compilation. Siemens SiePortal 4. Troubleshooting Simulation Errors Ignore for Testing : If this message appears during a Simulation

In some cases, the project might have used a logging or recipe function only briefly, leaving a "footprint" that triggers a license check. You can create a new project and copy your HMI tags and screens into it, avoiding the logging configuration to see if the message disappears. Be thorough in checking "Project Settings" for any leftover options-related configurations.