if one is not sure where the problem is, indiscriminately cutting things out might cut out what was causing the problem

...and there-by give you a clue as to the source of the problem, perhaps allowing you to solve the problem yourself. Which is why it is polite to do this before you come asking for help on a problem. It also greatly increases the odds of you getting a quick and accurate answer.

        - tye (but my friends call me "Tye")