What are you currently using (e.g., V17, V18, V19)?
The license must be installed on the PC running the Runtime.
Here’s how to resolve it:
. Unlike Comfort Panels, which include these features, PC-based Runtime systems require this additional "option" license to be active in the Automation License Manager (ALM) Siemens SiePortal 1. Verify License Ownership The most common cause is missing the specific WinCC Logging license key. Core License vs. Option License
Siemens licenses are generally backwards compatible but not always forwards compatible. A WinCC Logging v17 license will work for a v15 Runtime, but a v15 Logging license will trigger an error on a v18 Runtime. Ensure your logging license version matches or exceeds your Runtime project version. 2. Defective Log File Paths What are you currently using (e
By ensuring the correct license is installed and active, you can eliminate the pop-up warning and enable full historical data capabilities in your WinCC Runtime Advanced project.
In ALM, drag and drop the license from the source drive to the of the Runtime PC. 4. Upgrade if Necessary If that license is missing
The "License key not available" error for WinCC Logging Runtime Advanced
Siemens treats advanced data features as modular add-ons. If your WinCC project contains even a single historical data log or long-term alarm log, the system actively scans for a specific supplemental license at startup. If that license is missing, unfragmented, or corrupted, the runtime triggers the "License key not available" error. The Missing License: WinCC Logging for Runtime Advanced Unlike Comfort Panels