System.ArgumentException: 数据读取失败! 在 sqlcommon.command.ExecuteDataTable(String connectionstring, CommandType cmdType, String cmdText, Int32 CommandTimeout, Int32 cacheSecond, SqlParameter[] commandParameters) 在 sqlcommon.command.ExecuteDataTable(String connectionstring, CommandType cmdType, String cmdText, Int32 cacheSecond, SqlParameter[] commandParameters) 在 sqlcommon.command.ExecuteDataTable(String cmdText, Int32 cacheSecond) 在 sqlcommon.command.ExecuteDataTable(String cmdText) 在 EduWebservice.union.common.Get_ComList(SerListM oPage, Int32 iCurrentPage, Int32 iPageSize, String sSign, String sSign_OrderBy, String bjz, String Params, String qu, Int32& iNumAll, Int32& iNumAllService, Int32& productNum, Int32& bzjCount, String& comids, Int32& IntGType) 在 EduWebservice.union.common.web_listNew(String ename, Int32 tid, Int32 fid, Int32 pid, Int32 xu)