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local sGameRunning on updateScreen if sGameRunning then if the mouse is not down then set the top of image "myrocket" to the top of image "myrocket" + 10 end if end if end updateScreen on StartGame activateScreenUpdates put true into sGameRunning end StartGame on stopGame put false into sGameRunning...

I have been watching the Game Academy videos, and when I run script that makes the rocket fall, about 30 minutes in, it has an error that reads: card id 1002: execution error at line 16 (Handler: can't find handler) near "activateScreenUpdates", char 1 I have done everything I have been told to do, ...