iphone - CLLocation getting EXC_BAD_ACCESS -

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i getting error when trying access cllocation, can please explain why?

cllocation *currentlocation; @property (nonatomic, retain) cllocation *currentlocation;

i geeting feedback location location manager:

- (void)locationmanager:(cllocationmanager *)manager didupdatetolocation:(cllocation *)newlocation fromlocation:(cllocation *)oldlocation {      if (newlocation != nil) {         currentlocation = newlocation;         nslog(@"locationmanager: %@", currentlocation);     } }

locationmanager: <+36.45307493, +28.22220462> +/- 100.00m (speed -1.00 mps / course -1.00) @ 9/2/11 10:14:58 π.μ. gmt+02:00

but when trying access currentlocation didselectannotationview exc_bad_access:

- (void)mapview:(mkmapview *)mapview didselectannotationview:(mkannotationview *)view {      nslog(@"current location: %@", currentlocation);  }

can please explain why cannot access it?

many thanks!

you not retaining location. like:

- (void)locationmanager:(cllocationmanager *)manager didupdatetolocation:(cllocation *)newlocation fromlocation:(cllocation *)oldlocation {      if (newlocation != nil) {         self.currentlocation = newlocation; /// change here         nslog(@"locationmanager: %@", currentlocation);     } }

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