License Key Not Available Wincc Logging For Runtime Advanced 【EXTENDED 2026】

This error typically manifests when you attempt to start a runtime project that includes data logging, archiving, or historical trending. Instead of seeing your data logs, the system either fails to start the runtime or runs in a degraded "demo" mode where logging is disabled or watermarked.

: If the license is installed but showing as unavailable, it may be "defective." This often happens if the Industrial PC (IPC) was shut down improperly (e.g., power failure) without closing the Runtime software first. Check the Automation License Manager (ALM) to see if the key is marked as "defective". license key not available wincc logging for runtime advanced