java.lang.RuntimeException

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  • java.lang.RuntimeException: An error occured while executing doInBackground() at android.os.AsyncTask$3.done(AsyncTask.java:300) at java.util.concurrent.FutureTask.finishCompletion(FutureTask.java:355) at java.util.concurrent.FutureTask.setException(FutureTask.java:222) at java.util.concurrent.FutureTask.run(FutureTask.java:242) at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:231) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1112) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:587) at java.lang.Thread.run(Thread.java:841) Caused by: java.lang.NullPointerException at com.example.gravitas2015.MainActivity$jsonhandler.handleResponse(MainActivity.java:284) at com.example.gravitas2015.MainActivity$jsonhandler.handleResponse(MainActivity.java:1) at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:657) at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:627) at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:616) at android.net.http.AndroidHttpClient.execute(AndroidHttpClient.java:273) at com.example.gravitas2015.MainActivity$request.doInBackground(MainActivity.java:250) at com.example.gravitas2015.MainActivity$request.doInBackground(MainActivity.java:1) at android.os.AsyncTask$2.call(AsyncTask.java:288) at java.util.concurrent.FutureTask.run(FutureTask.java:237) ... 4 more
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