Fatal Exception: java.lang.NullPointerException Attempt to invoke virtual method 'boolean java.lang.Thread.isAlive()' on a null object reference com.github.barteksc.pdfviewer.PDFView.a c.d.a.a.c.onPostExecute (Unknown Source:1)

[sammie-gh]

Can someone help me fix these issues I'm losing users due to this error

[luizfilho00]

Same here

[xclusive43]

if you are using HttpURLConnection connection; to load pdf from URL then put

@Override
    protected void onDestroy() {
        super.onDestroy();
        connection.disconnect();

    }