Attempt to invoke virtual method 'java.util.Map in.sriraman.sharedpreferences.SharedHandler.getAllSharedData()' on a null object reference

[PumpkinSeed]

I got this for getAll() function.
Attempt to invoke virtual method 'java.util.Map in.sriraman.sharedpreferences.SharedHandler.getAllSharedData()' on a null object reference

[rochapablo]

Map<String, ?> a = SharedHandler.getInstance().getAllSharedData();

java.lang.NullPointerException: Attempt to invoke virtual method 'java.util.Map in.sriraman.sharedpreferences.SharedHandler.getAllSharedData()' on a null object reference