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  1. ,
    via vogella.com by Unknown author

    Any worker thread runs in background, since it is not intended to loop, is not connected to a Looper.for example doInBackground(). its implementation returns will be passed to onPostExecute() which runs on the UI thread.

Solutions on the web

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Can't create handler inside thread that has not called Looper.prepare()
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Can't create handler inside thread that has not called Looper.prepare()
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Can't create handler inside thread that has not called Looper.prepare()
via Google Groups by Alexey Tikhvinsky, 10 months ago
Can't create handler inside > thread that has not called Looper.prepare()
java.lang.RuntimeException: Can't create handler inside thread that has not called Looper.prepare() at android.os.Handler.<init>(Handler.java:121) at android.location.LocationManager$ListenerTransport$1.<init>(LocationManager.java:183) at android.location.LocationManager$ListenerTransport.<init>(LocationManager.java:183) at android.location.LocationManager._requestLocationUpdates(LocationManager.java:661) at android.location.LocationManager.requestLocationUpdates(LocationManager.java:486) at com.parspake.kookojapost.ConnectionHandler.getLocation(ConnectionHandler.java:136) at com.parspake.kookojapost.TextShare$2.run(TextShare.java:69) at java.lang.Thread.run(Thread.java:856)