License Key Not Available Wincc Logging For Runtime Advanced Work Jun 2026

The error message typically occurs because Siemens WinCC Runtime Advanced requires a dedicated, separate license for logging functions (data and alarm logs) that is not included with the standard Runtime license. Core Reasons for the Error

Disclaimer: This article is for informational purposes. License names, order numbers, and functionality are subject to change by Siemens AG. Always consult the latest TIA Portal documentation and your Siemens distributor for current licensing policies. The error message typically occurs because Siemens WinCC

: Sometimes a similar "License key not available" message appears for SmartServer . If you don't use it, you can disable the "CoRTSmartServer" service in the Windows Service Manager to stop the popup. The error message typically occurs because Siemens WinCC