This happens if your software version is higher than your firmware supports.
Always disable your Wi-Fi and Anti-Virus before opening KSuite for a clone. The Anti-Virus often flags the "crack" files as a virus, and the internet connection may trigger a "check for updates" that bricks the unit. ktag clone update
Most KTAG v7.020 clones are compatible with . Some newer versions (KSuite 2.80) claim to work with clone hardware, offering a refreshed UI and faster checksum calculations. This happens if your software version is higher