title: Could Not parse java.lang.NumberFormat Exception
body: <pre><code>try{    
      if (flag_conv == false)
      {
        if ((Integer.parseInt(et1.getText().toString()))&lt;=55)
        {
         final AlertDialog alertDialog = new AlertDialog.Builder(this).create();
         alertDialog.setTitle("Reset...");
         alertDialog.setMessage("WB should be grater than 55");
  
         alertDialog.setButton2("OK", new DialogInterface.OnClickListener() {
            public void onClick(DialogInterface dialog, int which) 
            {
                  // here you can add functions
                  dialog.dismiss();
            }});
         alertDialog.setIcon(R.drawable.icon);
         alertDialog.show();
         tv1.setText("WB");
         et1.setText("");
         wbflg = true;
         wbval = 0;
         return;          
       }
       else
       {                     
        wbval = Integer.parseInt(et1.getText().toString());
       }
     }
   catch(NumberFormatException nfe)
  {System.out.println("Could not parse " + nfe);}
  </code></pre>
  
  <p>And i got the following Exception</p>
  
  <pre><code>07-31 14:48:45.409: INFO/System.out(431): Could not parse java.lang.NumberFormatException: unable to parse '' as integer
  07-31 14:48:50.569: INFO/System.out(431): Could not parse java.lang.NumberFormatException: unable to parse '' as integer
  07-31 14:48:54.599: INFO/System.out(431): Could not parse java.lang.NumberFormatException: unable to parse '' as integer
  07-31 14:48:54.829: INFO/System.out(431): Could not parse java.lang.NumberFormatException: unable to parse '' as integer
  07-31 14:48:54.958: INFO/System.out(431): Could not parse java.lang.NumberFormatException: unable to parse '' as integer
  07-31 14:48:55.108: INFO/System.out(431): Could not parse java.lang.NumberFormatException: unable to parse '' as integer
  07-31 14:48:55.259: INFO/System.out(431): Could not parse java.lang.NumberFormatException: unable to parse '' as integer
  07-31 14:48:55.409: DEBUG/dalvikvm(118): GREF has increased to 201
  07-31 14:48:55.429: INFO/System.out(431): Could not parse java.lang.NumberFormatException: unable to parse '' as integer
  07-31 14:52:43.798: DEBUG/SntpClient(58): request time failed: java.net.SocketException: Address family not supported by protocol
  </code></pre>