Error message

Blitz3D Forums/Blitz3D Beginners Area/Error message

Me again. Ive just finished writing a simple program using a model off the cd where it turns and makes a bang noise (supposedly- it doesnt work yet) but when i try to run it, all it says is 'not enough parameters'
1: what do i have to do/ wat dus it mean,
2: what's the key number for spacebar?