// java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.res.Resources android.app.Activity.getResources()' on a null object reference
// at com.sherpaoutdoorapp.noaaweatherbuoys.FrgDetails.refresh(FrgDetails.java:153)
// at com.sherpaoutdoorapp.noaaweatherbuoys.FrgDetails.access$2(FrgDetails.java:147)
// at com.sherpaoutdoorapp.noaaweatherbuoys.FrgDetails$MyTask.onPostExecute(FrgDetails.java:250)
// at com.sherpaoutdoorapp.noaaweatherbuoys.FrgDetails$MyTask.onPostExecute(FrgDetails.java:1)
// at android.os.AsyncTask.finish(AsyncTask.java:651)
// at android.os.AsyncTask.-wrap1(AsyncTask.java)
// at android.os.AsyncTask$InternalHandler.handleMessage(AsyncTask.java:668)
// at android.os.Handler.dispatchMessage(Handler.java:102)
// at android.os.Looper.loop(Looper.java:148)
// at android.app.ActivityThread.main(ActivityThread.java:5417)
// at java.lang.reflect.Method.invoke(Native Method)
// at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
// at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)