guessing...

Try

ps -A

Look for the programs you started, then

kill {num}

Where {num} is the process ID of the running program...

thanks.. got it.. ur help appreciated...

million thanks..

Best use of this commands is like this:

1.- To start app in background redirecting stdout to nohup.out

nohup executable &

2.- To kill app

ps aux (Display all processes, pids, etc...)

kill -9 PID

Remember that when you background it with &, you can list it and the PID by typing: jobs -l