title: MapKit doesn't show Blue Dot for Current Location
body: <p>I am a newbie in MapKit for iPhone and tried to implement this, for some reason I can't see the current location blue dot, anyone else had this issue????</p>
  
  <pre><code>#import "DetailMapViewController.h"
  #import "mapAnnotations.h"
  
  @implementation DetailMapViewController
  
  @synthesize inStock;
  
  -(void)getlocation:(CLLocationCoordinate2D)loc
  {
      location = loc;
  }
  
  - (void)viewDidLoad 
  {
      [super viewDidLoad];
      self.navigationItem.title = @"Street View";
      mapView = [[MKMapView alloc] initWithFrame:self.view.bounds];
      mapView.delegate=self;      
      //MKCoordinateRegion region;
      MKCoordinateRegion region = MKCoordinateRegionMakeWithDistance(location, 5000, 5000);
  
      mapAnnotations *ann = [[mapAnnotations alloc] init];
      ann.title = @"";
      ann.subtitle = @"";
      ann.coordinate = region.center;
  
      mapView.showsUserLocation = YES;
      [mapView addAnnotation:ann];
      [mapView setRegion:region animated:TRUE];
      [mapView regionThatFits:region];
      [self.view insertSubview:mapView atIndex:0];
  }
  
  
  - (MKAnnotationView *) mapView:(MKMapView *)mapView viewForAnnotation:(id &lt;MKAnnotation&gt;) annotation
  {
      MKPinAnnotationView *annView=[[MKPinAnnotationView alloc] initWithAnnotation:annotation reuseIdentifier:@"currentloc"];
  
      if (annotation == mapView.userLocation)
      {
  
          annView = [mapView dequeueReusableAnnotationViewWithIdentifier:@"blueDot"];
          if (annView != nil)
          {
              annView.annotation = annotation;
          }
          else
          {
              annView = [[[NSClassFromString(@"MKUserLocationView") alloc] initWithAnnotation:annotation reuseIdentifier:@"blueDot"] autorelease];
  
  
          }
      }
  
      if([inStock isEqual:@"yes"]){
          annView.pinColor = MKPinAnnotationColorGreen;
      } 
      if([inStock isEqual:@"no"]){
          annView.pinColor = MKPinAnnotationColorRed;
      }
      if([inStock isEqual:@"unknown"]){
  
          UIImageView *imageView = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"greyPin.png"]];
          [annView addSubview:imageView];
  
  
  
  
      }
      annView.animatesDrop=TRUE;
      annView.canShowCallout = YES;
      annView.calloutOffset = CGPointMake(-5, 5);
      return annView;
  }
  
  - (void)dealloc {
      [super dealloc];
  }
  
  
  @end
  </code></pre>