iOS 错误

void uncaughtExceptionHandler(NSException * exception) {

NSLog(@"CRASH: %@", exception);

NSLog(@"Stack Trace: %@",[exception callStackSymbols]);

}

int main(int argc, char * argv[]) {

@autoreleasepool {

NSSetUncaughtExceptionHandler(&uncaughtExceptionHandler);

return UIApplicationMain(argc, argv, nil, NSStringFromClass([AppDelegate class]));

}

}