http://developer.apple.com/library/ios/documentation/cocoa/reference/foundation/Classes/NSScanner_Class/Reference/Reference.html#//apple_ref/occ/instm/NSScanner/scanCharactersFromSet:intoString:

You pass by reference to the - [NSScanner scanCharactersFromSet:intoString:] 
method an uninitialised pointer to a NSString object.

Consider the return value of the - [NSScanner 
scanCharactersFromSet:intoString:] method. If the method fails to scan the 
given characters and returns NO, your theScannedString pointer is probably 
still invalid.

Kiel

On 16/10/2010, at 5:44 AM, Chris Tracewell wrote:

> NOTE :: GC Enabled
> 
> I am using an NSScanner in an NSString category but am crashing whenever I 
> try to log the string I scanned into or to return it. If I comment out the 
> NSLog there are no problems.
> 
> NSString *theScannedString;
> NSScanner *theScanner = [NSScanner scannerWithString:theNewHTML];
> NSCharacterSet *theCharacterSet = [NSCharacterSet 
> characterSetWithCharactersInString:@"1234567890abcdefghijklmnopqrstuvwxyz...@#$%^&*()-_=+<>?,./:\";'[]\{}|
>  "];
> [theScanner scanCharactersFromSet:theCharacterSet 
> intoString:&theScannedString];
>       
> NSLog(@"%@",theScannedString);
> 
> Does anyone have a hint as to what may be the issue?
> 
> Thanks
> 
> --chris_______________________________________________
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