java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String android.content.Context.getPackageName()' on a null object reference
	at android.widget.Toast.<init>(Toast.java:117)
	at android.widget.Toast.makeText(Toast.java:280)
	at android.widget.Toast.makeText(Toast.java:270)
	at d4.a1$q.f1(Unknown Source:231)
	at d4.a1$q.onPostExecute(Unknown Source:2)
	at android.os.AsyncTask.finish(AsyncTask.java:695)
	at android.os.AsyncTask.access$600(AsyncTask.java:180)
	at android.os.AsyncTask$InternalHandler.handleMessage(AsyncTask.java:712)
	at android.os.Handler.dispatchMessage(Handler.java:106)
	at android.os.Looper.loop(Looper.java:201)
	at android.app.ActivityThread.main(ActivityThread.java:6861)
	at java.lang.reflect.Method.invoke(Native Method)
	at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:547)
	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:873)