EXEC_BAD_ACCESS signal received in an iphone application

In my iphone application i am getting an error 'EXEC_BAD_ACCESS'.First time when i run application it r开发者_Go百科an and at some point of time i got this error and the application terminated.After that i am not able to run it. The error occurred at main.m in second line of code.

Check that you're not overreleasing something or that you are not calling on an object you have not allocate for, if you post a small code snippet we can possibly help you some more.