Android AsyncTask [Can't create handler inside thread that has not called Looper.prepare()]

Question

I\'ve created an image upload AsyncTask based on a function. And after uploading, I get this error on onPostExecute(). I read up some StackOverflow

Answer 1

You are attempting to update the UI from a background thread. Either move the toast to onPostExecute, which executes on the UI thread (recommended), or call runOnUiThread.

runOnUiThread(new Runnable() {
    public void run() {
        // runs on UI thread
    }
});