Error I don't know how to fix myMessage.text

Question

Hi,
I am getting an error on the below piece of code, the error is showing on the myMessage.text:@"hello xcode";
can anyone see where I'm going wrong?, I am following a self teach manual. Thanks in advace.
UILabel *myMessage;
   myMessage=[[UILabel alloc]  
              initWithFrame:CGRectMake(25.0, 225.0, 300.0, 50.0)
              myMessage.text:@"hello xcode";
    myMessage.font=[UIFont systemFontOfSize:48];
    [_window addSubview:myMessage];
    [_window makeKeyAndVisible];
    return YES;

Answer 1

I have no errors now but am getting a white screen on the simulator, can anyone help out?
UILabel *myMessage;
    myMessage=[[UILabel alloc]  initWithFrame:CGRectMake(25.0, 225.0, 300.0, 50.0)];
    myMessage.text=@"Hello Xcode";
    myMessage.font=[UIFont systemFontOfSize:48];
    [_window addSubview:myMessage];
    [myMessage release];
    [_window makeKeyAndVisible];
return YES;