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

The "License Key Not Available" error can be a significant obstacle to logging functionality in WinCC Runtime Advanced Work. By following the troubleshooting steps and workarounds outlined in this article, users can resolve the issue and ensure seamless logging operations. Regular maintenance, accurate record-keeping, and best practices can help prevent future issues and ensure optimal performance of the WinCC system. If issues persist, it is recommended to contact Siemens support or a qualified WinCC expert for further assistance.

: This message frequently appears during simulation in TIA Portal even if logging isn't actively being tested; for engineering purposes, it can often be ignored as it does not typically block simulation functionality. Troubleshooting Steps Check the Automation License Manager (ALM) : The "License Key Not Available" error can be

: Starting a simulation in TIA Portal on your engineering PC will also trigger this message if the logging license is missing from that specific PC. If issues persist, it is recommended to contact

: There is also a combined license available that covers both Recipes and Logging if both functions are needed. : There is also a combined license available

Your trends are frozen. Your data logs are empty. Production data is not being recorded.

: The license is mandatory only when the project is deployed to a productive PC system. 4. Resolution Steps Purchase/Install License

Even a full WinCC Runtime Advanced license has a limit on how many tags you can log. For example: