From c97742ab2c19c444cf5856f70d58135aceed6d09 Mon Sep 17 00:00:00 2001
From: sunkaixuan <610262374@qq.com>
Date: Wed, 7 Jun 2023 09:31:02 +0800
Subject: [PATCH] Update  sqlserver time null

---
 .../SqlSugar/Realization/SqlServer/SqlServerProvider.cs      | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Src/Asp.NetCore2/SqlSugar/Realization/SqlServer/SqlServerProvider.cs b/Src/Asp.NetCore2/SqlSugar/Realization/SqlServer/SqlServerProvider.cs
index 47515041e..6e1c67829 100644
--- a/Src/Asp.NetCore2/SqlSugar/Realization/SqlServer/SqlServerProvider.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Realization/SqlServer/SqlServerProvider.cs
@@ -136,7 +136,10 @@ namespace SqlSugar
                 if (isTime)
                 {
                     sqlParameter.SqlDbType = SqlDbType.Time;
-                    sqlParameter.Value = DateTime.Parse(parameter.Value?.ToString()).TimeOfDay;
+                    if (sqlParameter.Value != DBNull.Value)
+                    {
+                        sqlParameter.Value = DateTime.Parse(parameter.Value?.ToString()).TimeOfDay;
+                    }
                 }
                 else if (parameter.Value != null && parameter.Value is XElement)
                 {