diff --git a/SensorHub.Servers/TelecomReceiveFilter.cs b/SensorHub.Servers/TelecomReceiveFilter.cs
index 23369e5..65fa11b 100644
--- a/SensorHub.Servers/TelecomReceiveFilter.cs
+++ b/SensorHub.Servers/TelecomReceiveFilter.cs
@@ -140,7 +140,7 @@
 
             try
             {
-                DataTable dt = SensorHub.Servers.MySql.MySqlHelper.GetDataSet("select devcode, length_err, type_lg_err, time_err from bus_device_extra11 where devcode=@DEVCODE", param).Tables[0];
+                DataTable dt = SensorHub.Servers.MySql.MySqlHelper.GetDataSet("select devcode, length_err, type_lg_err, time_err from bus_device_extra where devcode=@DEVCODE", param).Tables[0];
                 if (dt.Rows.Count > 0)
                 {
                     if (dt.Rows[0]["LENGTH_ERR"] != null && dt.Rows[0]["LENGTH_ERR"].ToString().Equals("") == false)