After calibrating the compass, the heading is not appearing in the map of mission planner

ArduCopter Copter 4.4
1

I have created a S550 hexacopter drone using Pixhawk 2.4.8. Even after calibrating the compass my drone and its heading not appearing in the map of mission planner?

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and also in the instruments it says GPS:No fix
please help me with this. this is my first time of using pixhawk 2.4.8 and also this is my first uav build

2

good news is the GPS is connected. Bad news is it’s not getting any or enough data. You’re probably inside or don’t have a clear enough view of the sky. Take it out side to a park or open location and try again.