Discussions

Indeed, this would prevent the sound from playing on top of itself, but it doesn't solve the initial problem, it's just a workaround. The sound is playing multiple times because the if statement (if ( atWorldEdge() )) is resulting to true multiple times. To fix the problem, all you need to do is move off of the worlds edge before the if statement ends so it doesn't run again in the same instance of the edge.

Hi Canning, the easiest thing is probably to reduce the running speed of the scenario by dragging the speed slider to the left.

Thanks for your reply. I think that I would have to specify the recommend system to play the game

okay cool = )

I know this is solved, but just to elaborate a bit - whenever you see that error message, it's generally because you're trying to do one of two things: - Call a non-static method (i.e. one that needs to be called on an object, not a class) from a class. This is what's happening above. It only makes sense to set the colour on one particular greenfoot image object, but there you haven't given an individual object, you've given a class. - Trying to call a non-static method directly from one that's static. The same principle applies, you're not currently "in the scope" of an object (being

Yeah well, time tells in time you know. Just don't be surprised if you get responses here while the relativity of your post might not be of any importance for you anymore (but in one way or another, might be for others).

Davin beat me to it - but I get exactly the same result on my machine, so definitely looks like a bug that's since been fixed.

Hi Davin, My computer has a 2Gb ram and a shared intel gm965 video adapter. I don't know this problem is specific to video adapter or not. Thanks, Ozhan

Busch! you're really a genius! :D Thank you very very much! :D

1000x500x1

How to take the square root. And the solution was: Math.sqrt(Number);

Where should i put it? nvm i figured it out :D thank you!

it works,thanks

Hello davmac, That was very clear! Thank you so much! Regards, Zent