Follow these steps in order to diagnose and fix the "License key not available" error.
If using a USB dongle, transfer the license to the PC’s hard drive via ALM. This prevents loss from damaged dongles. license key not available wincc logging for runtime advanced
If you are running WinCC Runtime Advanced as a service (headless operation), the service account may not have permission to read the license file. Follow these steps in order to diagnose and
A license for WinCC V14 will not work for WinCC V17 or V19. The error may appear as "unavailable" or "incompatible." You must upgrade the license through Siemens' "License Upgrade Service." license key not available wincc logging for runtime advanced
