License Key Not Available Wincc Logging For Runtime Advanced Work Verified -

Is this happening on an or a Production Runtime PC ?

Right-click the newly transferred license key and select (if required) or run a Check to ensure the status icon turns green. Step 4: Clear the Runtime Cache

: The correct license was purchased and loaded, but improper PC shutdown (such as an abrupt power outage on an IPC) left the license flagged as "defective" within the ALM registry. Is this happening on an or a Production Runtime PC

The error message typically occurs when a project configured with data or alarm logging is running on a PC-based station without the specific "Logging" option license. Core Cause: The License Gap

Before purchasing or moving licenses, you must determine exactly which license WinCC is looking for. The error message typically occurs when a project

If logging is intentional, you must check what licenses are currently visible to the operating system.

On your engineering or runtime PC, launch the . This is the centralized tool used to manage all Siemens licenses across your systems. On your engineering or runtime PC, launch the

This message typically triggers because the Runtime detects a configured "Logging" function but cannot find a valid corresponding key in the Automation License Manager (ALM) Separate License Required

Validates basic operation, screens, and communication based on tag count (e.g., 128, 512, 2048 tags).

Sometimes, the AX NF ZZ file (the license certificate) gets corrupted or moved. If you are using a (no dongle) and your hard drive changes drive letters, or you restore a PC image, the license becomes an orphan.