License Key Not Available Wincc Logging For Runtime Advanced Work
如果项目是从早期版本的 TIA Portal（如 V11、V12）迁移到 V13 或更高版本，Logging 功能的许可映射可能发生了变化，导致系统误认为需要 Logging 许可证。
Once the transfer is complete, select the local drive in ALM. Ensure that the license status shows up as valid (indicated by a green checkmark) and is not marked as "Faulty" or "Used."
The most common cause is simply not having the "WinCC Logging for Runtime Advanced" license installed on the target machine.
：如果尝试本文所述方法后问题仍未解决， 请直接联系 Siemens 工业技术支持团队 ，并提供你的 ALM 许可证截图、项目 Logging 配置截图以及完整的错误信息。最有效的解决路径，往往是与官方技术支持直接沟通。
The correct license key is present in the Siemens Automation License Manager (ALM), but a sudden industrial PC (IPC) power loss or improper Windows shutdown has flagged the key as "defective". Resolution 1: Install the Correct Siemens License Key Resolution 1: Install the Correct Siemens License Key
Would you like a sample script to implement unlicensed file-based logging as a workaround, or help phrasing this for Siemens Industry Online Support?
Confirm you have actually purchased the "WinCC Logging for Runtime Advanced" license. The license keys are typically delivered via the Siemens Industry Mall or a physical USB storage medium containing the License Key (shortened to *.ekb files or license tokens). 2. Open Automation License Manager (ALM)
Check and ensure no alarm classes are set to archive to a log file.
...you are required to purchase and install an titled "WinCC Logging for Runtime Advanced" or a combined "Logging and Recipe" license. 2. Common Causes of "License key not available" Resolution 1: Install the Correct Siemens License Key
一个高效的排查流程可以帮你节省数小时甚至数天的时间。按顺序执行以下操作：
To check:
Validates basic operation, screens, and communication based on tag count (e.g., 128, 512, 2048 tags).
If your application requires data logging/archiving, you must purchase and install the correct license key. Resolution 1: Install the Correct Siemens License Key
为什么？西门子的产品设计逻辑很清晰：Runtime Advanced 是一个极具灵活性和可扩展性的 HMI 平台，其许可策略是“按需付费”——你用到了哪些功能，就购买相应的许可。Logging（归档）属于增值功能，所以自然需要单独授权。
Open the on the runtime machine.
Verify license service status
Even a full WinCC Runtime Advanced license has a limit on how many tags you can log. For example:
