If a license is shown as defective in ALM, you may need to contact Siemens Technical Support to have it restored using your Certificate of License (CoL). :
Always run both the Automation License Manager and the WinCC Runtime application as an administrator. Right-click the executable and select "Run as administrator," or set the property permanently in the file's compatibility settings. This prevents permission-related access issues.
Alex realized that when simulating a project on their engineering laptop, the same error appeared.
If the Runtime was active on an Industrial PC (IPC) and the power failed or the computer was shut down improperly, the license key can become "defective," showing a red symbol in the Automation License Manager .
: 6AV2107-0GA00-0BB0 (USB flash drive) or 6AV2107-0GA00-0BH0 (Download).
but the key is missing or defective, you may need to contact Siemens Technical Support to restore it. 3. Purchase the Correct Key
This guide explores the reasons behind this error and provides step-by-step resolution strategies.
除了 Logging 许可证缺失外，ALM 自身的问题也可能导致弹窗。常见标志包括：
The "License Key Not Available" error in Siemens TIA Portal is a frequent hurdle for automation engineers. This specific warning triggers when you start a WinCC Runtime Advanced application that includes historical data logging, but the system cannot validate the required automation license manager (ALM) keys.
On your engineering or runtime PC, launch the . This is the centralized tool used to manage all Siemens licenses across your systems.
: If you require historical data archiving, you must install the WinCC Logging for Runtime Advanced license via USB or download through the Siemens Industry Mall Transfer Keys Automation License Manager
If a license is shown as defective in ALM, you may need to contact Siemens Technical Support to have it restored using your Certificate of License (CoL). :
Always run both the Automation License Manager and the WinCC Runtime application as an administrator. Right-click the executable and select "Run as administrator," or set the property permanently in the file's compatibility settings. This prevents permission-related access issues.
Alex realized that when simulating a project on their engineering laptop, the same error appeared. If a license is shown as defective in
If the Runtime was active on an Industrial PC (IPC) and the power failed or the computer was shut down improperly, the license key can become "defective," showing a red symbol in the Automation License Manager .
: 6AV2107-0GA00-0BB0 (USB flash drive) or 6AV2107-0GA00-0BH0 (Download). This prevents permission-related access issues
but the key is missing or defective, you may need to contact Siemens Technical Support to restore it. 3. Purchase the Correct Key
This guide explores the reasons behind this error and provides step-by-step resolution strategies. On your engineering or runtime PC
除了 Logging 许可证缺失外，ALM 自身的问题也可能导致弹窗。常见标志包括：
The "License Key Not Available" error in Siemens TIA Portal is a frequent hurdle for automation engineers. This specific warning triggers when you start a WinCC Runtime Advanced application that includes historical data logging, but the system cannot validate the required automation license manager (ALM) keys.
On your engineering or runtime PC, launch the . This is the centralized tool used to manage all Siemens licenses across your systems.
: If you require historical data archiving, you must install the WinCC Logging for Runtime Advanced license via USB or download through the Siemens Industry Mall Transfer Keys Automation License Manager
© Copyright 2018-2026 by Anna Clemens. All Rights Reserved.
Photography by Alice Dix