Thank you, there was two problems: first was that, i had to set the setmode, and the second one, i had installed RPi.GPIO 0.1.0, when i uninstalled it, it worked like a charm. Thank you again!!

I have the Raspberry Pi B with Raspbian installed. Im trying to control the GPIO27 (number 13) with a script The script on.py says: import RPi.GPIO as GPIO GPIO.setup(13, GPIO.OUT) GPIO.output(13, True) and off.py says: import RPi.GPIO as GPIO GPIO.setup(13, GPIO.OUT) GPIO.output(13, False) The prob...