: Ensure the device's "OEM Unlock" is enabled in Developer Options and that the device is not in a "Prenormal" state. Verify Odin Version : Use the latest version of the Odin Flash Tool
Outdated or broken Samsung USB drivers fail to sustain the high-speed data stream required for flashing.
sudo strace -p <PID> -e trace=network
If the phone still boots, go to and turn off Reactivation Lock . Remove your Google account from the device. 2. Use Different USB Ports/Cables odin rqtclose
If the tool becomes stuck at this stage, it is generally due to one of the following: Driver Issues: Incorrect or outdated Samsung USB Drivers
The hum of the Spire changed pitch. It dropped from a high whine to a low, groaning thrum.
If you've seen the message " <ID:0/00X> RQT_CLOSE !! " followed by " Complete(Write) operation failed " in Odin, you know the frustration. It typically stops the flashing process dead in its tracks, often when the progress bar on the phone is nearly complete. This article is a deep dive into the RQT_CLOSE error in Odin. We'll explore exactly what it is, decode its secret message, uncover the most common reasons it appears, and provide a comprehensive, step-by-step guide on how to fix it and get back to modding your Samsung phone or tablet successfully. : Ensure the device's "OEM Unlock" is enabled
Run rqt directly:
Sometimes the device gets "stuck" in a bad protocol state. Try this "Double-Boot" trick:
The firmware package (PIT file or AP/BL files) might be corrupted or improperly downloaded. Remove your Google account from the device
is an internal, proprietary utility software used by Samsung to flash firmware images, kernels, and custom recoveries via a computer. It communicates with Samsung devices while they are booted into Download Mode (also known as Odin Mode). The phrase RQT_CLOSE stands for Request Close .
If your workspace contains a plugin called rqt_odin , its shutdown_plugin() method may be hanging. Common mistakes:
Are you using this within a (like a GitHub repo)?