Error starting the KeX server. Please try "nethunter kex kill" or restart your Termux session and try again.

To resolve this issue, you can try the following steps:

1. Run the command "nethunter kex kill" to stop the KeX server.
2. Restart your Termux session.
3. Try starting the KeX server again.

If the issue persists, you may need to troubleshoot further or seek assistance from the Nethunter community or support team.