License Key Not Available Wincc Logging For Runtime | Advanced Work

In the Automation License Manager, select the drive where the license resides. Go to the top menu and select . This forces the ALM to re-verify all license keys on that partition, which often resolves latent errors. 2. Restart the Automation License Manager Service

Follow the procedure in Siemens Entry ID 772175 to restore defective licenses. C. Incorrect License Version

Troubleshooting: When the License is Installed but Still Fails In the Automation License Manager, select the drive

If you are on-site and need the HMI to function immediately without the annoying popup while you wait for a license procurement, you can temporarily disable the logging features. Open and go to Historical Data .

Date: April 9, 2026 Scope: Siemens WinCC (Runtime Advanced) — runtime logging functionality failed due to missing license key. follow the troubleshooting steps below.

Ensure the Startup type is set to so it boots correctly upon future system reboots. 3. Reconfigure the TIA Portal Project

If the above steps do not resolve the issue, perform the following advanced troubleshooting: In the Automation License Manager

If the license exists but the error persists, use these steps to fix the communication between WinCC and the License Manager.

If you have purchased a license but are receiving the "License key not available" message, follow the troubleshooting steps below.