: If you do not actually need logging, check your project for any configured Data Logs or Alarm Logs and delete them to stop the license request.
: Ensure you did not accidentally buy a "WinCC Logging for Comfort Panels" license. Comfort panel licenses do not work on PC-based Runtime Advanced systems.
Which are you running (e.g., V17, V18, V19)?
When deploying a Siemens WinCC Runtime Advanced application, encountering a licensing error can immediately halt your project commissioning. One of the most common disruptions is the error message regarding an unavailable license key specifically tied to data or alarm logging. : If you do not actually need logging,
Ensure you are using the latest version of Automation License Manager available from the Siemens Industry Online Support (SIOS) site.
What as installed inside your Automation License Manager? Share public link
: Some Windows security updates can interfere with license detection. Updating to the latest version of Automation License Manager V6.2 SP4 often resolves persistent "not available" errors. Which are you running (e
The "License key not available! WinCC Logging for Runtime Advanced" error occurs because WinCC Runtime Advanced
Before we dive into the fixes, it's crucial to understand what the system is actually telling you. The error, which appears as a pop-up during system operation or runtime, is not just a random glitch. It is the software’s way of telling you that your project is configured to use advanced data logging features for which a license is required, but this specific authorization is missing.
Restart your WinCC Runtime Advanced application and check if the error disappears. Step 4: Eliminate Unintentional Logging (Alternative Fix) Ensure you are using the latest version of
Use the standard Windows FileSystemObject ( CreateObject("Scripting.FileSystemObject") ) to open, append, and close external text files.
If ALM shows a license as damaged, , as end-users do not have the tools to repair them. Siemens provides a procedure to recover these licenses, and it is often free of charge. You can find more information on the process in their official documentation (e.g., entry ID 772175). To prevent this in the future, ensure proper shutdowns:
The most straightforward cause is that the . Many users acquire a WinCC Runtime Advanced license for their project but are unaware that logging functionality is not included. The error serves as a reminder that to archive process values and alarms on a PC-based Runtime, a separate license is mandatory. A valid license for this option is particularly required for each operator console running WinCC Runtime Advanced.