Set up GPS and location services on blackberry

i need to get latitude and longitude using gps on blackberry. When i check in simulator, i got the default latitude 43 and longitude 80. When i check on device, i got latitude 0.0 and longitude 0.0.

I check on device, option-> Device ->Location setting.

Gps data source is Device GPS and location services t开发者_Python百科urns to location on.

But till, latitude and longitude values are 0.0.

Is there any settings to enable the gps? Pls help..

It will be the problem of GPS lock. please check the gps lock is obtained.

thanks