License Key Not Available Wincc Logging For Runtime Advanced Link

If you cannot immediately procure a logging license but require temporary or alternative data capture, consider the following technical workarounds: Utilizing Script-Based Data Logging

Troubleshooting Siemens WinCC: Fixing the "License Key Not Available" Runtime Logging Error

If you own the license but it still fails, it may be marked as "defective." If you cannot immediately procure a logging license

The Automation License Manager (ALM) triggers this alert under three specific conditions:

: Sometimes the SmartServer service starts automatically and triggers a separate license prompt. You can disable the CoRTSmartServer service in Windows Services if it's not being used. Recompile and Download At its core, this error

: Check your Alarm settings for any "Log" or "Archive" checkboxes and uncheck them. Recompile and Download

At its core, this error message indicates that the WinCC Runtime environment has detected an active or potential use of logging functions, but it cannot find a for the "Logging for Runtime Advanced" option. Many users are confused because their core WinCC Runtime Advanced license might be present and functional, yet the error persists. This is because, in the WinCC licensing model for PC-based Runtime, the core PowerTag license and the logging option are separate items that must each be licensed. Disclaimer: This information is based on standard Siemens

Disclaimer: This information is based on standard Siemens TIA Portal WinCC Runtime Advanced licensing documentation.

Check the "License Type" column. If it says "Demo" or is completely missing, you must acquire a valid license. Step 2: Acquire the Correct MLFB (Part Number)

If you’ve encountered the error you aren’t alone. This common pop-up appears in Siemens TIA Portal when the software attempts to record historical data—such as alarms or tag logs—without a valid license for the logging option.