An exception occurred processing [/shadowbox/kiosk/ROHBodyIndex.jsp] at line [21] 18: 19: } 20: JsonArray data = obj.getAsJsonArray("data"); 21: int count = obj.get("count").getAsInt(); 22: int result = data.size(); 23: 24: String personType = StringUtils.defaultString(request.getParameter(CmdROHIndex.PARAM_PERSONTYPE), CmdROHIndex.PERSONTYPE_ALL); Stacktrace: