diff --git a/solarApp/Service/procSensorSvc.cs b/solarApp/Service/procSensorSvc.cs
index d7e4fdd..444e8a0 100644
--- a/solarApp/Service/procSensorSvc.cs
+++ b/solarApp/Service/procSensorSvc.cs
@@ -278,7 +278,22 @@ namespace solarApp.Service
                     foreach (var item in ds_sensor)
                     {
                         tableName = item.TableName; 
-                        break;
+                        sql = @"select   count(*) ct  from " + _siteDB + "." + tableName + @" 
+		                        where FROM_UNIXTIME(`TIMESTAMP`/1000,'%Y-%m-%d') =  @date1 ";
+                        cmd.Connection = conn;
+                        cmd.CommandTimeout = 720;
+                        cmd.Parameters.AddWithValue("@date1", _date1);
+                        cmd.CommandText = sql;
+                        string CT = cmd.ExecuteScalar().ToString();
+                        cmd.Parameters.Clear();
+                        if (!string.IsNullOrEmpty(CT))
+                        {
+                            if (int.Parse(CT) >0)
+                            {
+                                tableName = item.TableName;
+                                break;
+                            }
+                        } 
                     }
 
                     sql = @"insert into sensor_history_hour( `PowerStationId`, `TIMESTAMP`, Irradiance, Temperature, EnvTemperature, Humidity, Vane, Dust, WingDirection, irrDay, irrDayHour)
diff --git a/solarApp/fmArchive.Designer.cs b/solarApp/fmArchive.Designer.cs
index 2b3c518..8bac954 100644
--- a/solarApp/fmArchive.Designer.cs
+++ b/solarApp/fmArchive.Designer.cs
@@ -772,7 +772,7 @@ namespace solarApp
             ClientSize = new System.Drawing.Size(1782, 1026);
             Controls.Add(tabControl1);
             Name = "fmArchive";
-            Text = "fmArchive 0918";
+            Text = "fmArchive 1229";
             Load += fmArchive_Load;
             tabControl1.ResumeLayout(false);
             tabPage1.ResumeLayout(false);
diff --git a/solarApp/fmArchive.cs b/solarApp/fmArchive.cs
index 9e54489..0a0d1e4 100644
--- a/solarApp/fmArchive.cs
+++ b/solarApp/fmArchive.cs
@@ -108,7 +108,7 @@ namespace solarApp
             f2.Dock = DockStyle.Fill;
             f2.Show();
             #endregion
-            logger.Information("start winform process @" + System.DateTime.Now.ToString()); 
+            logger.Information("start winform process @" + System.DateTime.Now.ToString());
         }
 
         private void _timer_Elapsed(object sender, System.Timers.ElapsedEventArgs e)