License Key Not Available Wincc Logging For Runtime Advanced Link !full! [Plus · HOW-TO]

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

Drag and drop the "WinCC Logging for Runtime Advanced" license from the source location to the target PC's hard drive. Method B: Offline Transfer via USB Flash Drive

Here is the breakdown of why this specific error occurs:

For versions V14 SP1 and higher, a known fix involves disabling the legacy SmartServer service. Even if you aren't using it, its activation triggers the license query. The error message is a frequent point of

When attempting to use the WinCC Logging for Runtime Advanced Link, you may encounter an error message indicating that a license key is not available. This error can occur if the required license key is not properly installed, configured, or activated.

Open the Windows Task Manager and ensure all HmiRtEssential or HmiRuntime processes are terminated. Relaunch the WinCC Runtime Advanced application.

If you are running your project on a standard PC (not a Siemens Panel), you must purchase and install the license. Method B: Offline Transfer via USB Flash Drive

If missing, purchase and install:

Open ALM, right-click your license, and select "Check." If it shows as "defective," contact Siemens Technical Support to restore it.

If you believe you already have the license, follow these steps to verify and fix the issue: This error can occur if the required license

The license shows a red or yellow icon, indicating a file system error or validation failure. Step 3: Purchase or Transfer the Correct MLFB (Part Number)

Even if the license is installed, the popup can appear if it is improperly configured, defective, or if the runtime cannot see the license within the Automation License Manager . 2. Causes for "License Key Not Available"

Navigate to the WinCC Runtime Advanced device in the project tree. Expand the folders and open . Check the Data Logs and Alarm Logs tabs.