java.lang.NullPointerException: Attempt to invoke virtual method 'void com.google.android.gms.maps.model.Marker.setVisible(boolean)' on a null object reference
	at co.friendlyworld.chummy.fragments_new.store.MarketsMapFragment.onSuccess(MarketsMapFragment.java:263)
	at co.friendlyworld.chummy.libs.network.Observable.notifyObservers(Observable.java:145)
	at co.friendlyworld.chummy.libs.network.Network$ResponseCallback.success(Network.java:642)
	at co.friendlyworld.chummy.libs.network.base.Callback.success(Callback.java:12)
	at co.friendlyworld.chummy.libs.network.base.Callback.success(Callback.java:6)
	at retrofit.CallbackRunnable$1.run(CallbackRunnable.java:45)
	at android.os.Handler.handleCallback(Handler.java:754)
	at android.os.Handler.dispatchMessage(Handler.java:95)
	at android.os.Looper.loop(Looper.java:163)
	at android.app.ActivityThread.main(ActivityThread.java:6228)
	at java.lang.reflect.Method.invoke(Native Method)
	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:904)
	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:794)