[NSString stringWithUTF8String memory leaks

Database uses FMDB found [NSString stringWithUTF8String: c] there is a memory leak
But do not know how to deal online for a long time there is no clear solution? How to ask the great God who deal
[NSString stringWithUTF8String memory leaks
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This question has not encountered one,
Personal feeling you can completely circumvent this problem ah. char type not directly replace string okay?
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With FMDB a long time, did not find the problem
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Run about as long as you use the instruments that are reported leaked query
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May be your string is released. Find its address. Look pass the Senate, it is the memory address can be accessed Road