diff --git a/SolarPower/Controllers/AnalysisInverterController.cs b/SolarPower/Controllers/AnalysisInverterController.cs
index 5676990..2539ff3 100644
--- a/SolarPower/Controllers/AnalysisInverterController.cs
+++ b/SolarPower/Controllers/AnalysisInverterController.cs
@@ -914,7 +914,14 @@ namespace SolarPower.Controllers
             }
             catch (Exception exception)
             {
-                apiResult.Code = "9999";
+                if(exception.Message == "Fatal error encountered during command execution.")
+                {
+                    apiResult.Code = "9984";
+                }
+                else
+                {
+                    apiResult.Code = "9999";
+                }
                 Logger.LogError("【" + controllerName + "/" + actionName + "】");
                 Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
             }
diff --git a/SolarPower/Models/ErrorCode.cs b/SolarPower/Models/ErrorCode.cs
index bb221c5..3b83845 100644
--- a/SolarPower/Models/ErrorCode.cs
+++ b/SolarPower/Models/ErrorCode.cs
@@ -17,10 +17,11 @@ namespace SolarPower.Models
         {
             { "0000", "OK" },
             { "0001", "傳入參數錯誤。" },
-            { "0002","請先刪除相關逆變器"},
-            { "0003","請先刪除相關設備"},
-            { "0004","請先移除相關逆變器綁定"},
-            { "9985","該電站尚無逆變器資料"},
+            { "0002", "請先刪除相關逆變器"},
+            { "0003", "請先刪除相關設備"},
+            { "0004", "請先移除相關逆變器綁定"},
+            { "9984", "連線逾時"},
+            { "9985", "該電站尚無逆變器資料"},
             { "9986", "該帳號已被註冊，請重新輸入"},
             { "9987", "查無該運維作業記錄檔案"},
             { "9988", "查無該資料紀錄"},
diff --git a/SolarPower/Repository/Implement/PowerStationRepository.cs b/SolarPower/Repository/Implement/PowerStationRepository.cs
index 32d5cf8..10acb47 100644
--- a/SolarPower/Repository/Implement/PowerStationRepository.cs
+++ b/SolarPower/Repository/Implement/PowerStationRepository.cs
@@ -4475,7 +4475,7 @@ namespace SolarPower.Repository.Implement
                     }
                     sql = "SELECT * FROM (" + string.Join(" UNION ", sql_perSiteDB) + ") a ORDER BY a.TIMESTAMP ASC";
 
-                    result = (await conn.QueryAsync<InverterHistory>(sql, new { NowDay = nowDay })).ToList();
+                    result = (await conn.QueryAsync<InverterHistory>(sql, new { NowDay = nowDay }, commandTimeout: 300)).ToList();
                 }
                 catch (Exception exception)
                 {
diff --git a/SolarPower/Repository/Implement/StationReportRepository.cs b/SolarPower/Repository/Implement/StationReportRepository.cs
index 3feab29..0097d0d 100644
--- a/SolarPower/Repository/Implement/StationReportRepository.cs
+++ b/SolarPower/Repository/Implement/StationReportRepository.cs
@@ -243,7 +243,7 @@ namespace SolarPower.Repository.Implement
                             break;
 
                     }
-                    a = await conn.QueryAsync<dynamic>(sql,commandTimeout: 300);
+                    a = await conn.QueryAsync<dynamic>(sql, commandTimeout: 300);
                 }
                 catch (Exception exception)
                 {