iOS6 beta SDKで既存アプリの実行時エラー

2012-09-13 02:26:18.857 TestApp [700:11303] *** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '-[__NSConcreteUUID UTF8String]: unrecognized selector sent to instance


#import

int main(int argc, char *argv[]) {
  
    NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
    int retVal = UIApplicationMain(argc, argv, nil, nil);＜★ここでエラー
    [pool release];
    return retVal;
}