[截取配置失败]:java.lang.StringIndexOutOfBoundsException: length=11450; index=-1
at java.lang.String.substring(String.java:2057)
at mutil.OnlineDialog. (OnlineDialog.java:55)
at mutil.OnlineDialog.doInBackground(OnlineDialog.java:25)
at android.os.AsyncTask$3.call(AsyncTask.java:378)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:289)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
at java.lang.Thread.run(Thread.java:919)