Odin — Rqtclose

If it returns finalized , some process called LifecycleNode::shutdown() .

The RQT_CLOSE error typically triggers when a security feature on the Samsung device blocks the flashing process: odin rqtclose

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A typical implementation of odin rqtclose might involve one of the following approaches: If it returns finalized , some process called

Then close it. If it closes cleanly, the problem is in your Odin wrapper. If rqt itself crashes, you have a system-level ROS issue. If it returns finalized

Features like FRP (Factory Reset Protection) or OEM Lock are active and preventing unauthorized firmware from being written.