Siemens licenses are stored on physical USB sticks (Memory Cards) or software containers (C2V files).
The error message is a frequent point of confusion for automation engineers working within the Siemens TIA Portal environment. This system alert triggers during runtime activation or simulation when a project is configured to historically log process values or alarms, but lacks the specific localized option license required to execute that action. Root Cause of the License Alert Siemens licenses are stored on physical USB sticks
Sometimes the license exists, but Windows picks the wrong one. but Windows picks the wrong one.