From 2f3a07e0fbd7e04a241f103c3a30f69e76289511 Mon Sep 17 00:00:00 2001
From: sunkaixuan <610262374@qq.com>
Date: Wed, 11 May 2022 11:44:52 +0800
Subject: [PATCH] Update  exp  to sql

---
 Src/Asp.Net/SqlSugar/ExpressionsToSql/Subquery/SubResolve.cs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Src/Asp.Net/SqlSugar/ExpressionsToSql/Subquery/SubResolve.cs b/Src/Asp.Net/SqlSugar/ExpressionsToSql/Subquery/SubResolve.cs
index 4290ccb9f..7cd8c4016 100644
--- a/Src/Asp.Net/SqlSugar/ExpressionsToSql/Subquery/SubResolve.cs
+++ b/Src/Asp.Net/SqlSugar/ExpressionsToSql/Subquery/SubResolve.cs
@@ -48,13 +48,13 @@ namespace SqlSugar
                         var selfParameterName = meExp.Parameters.First().Name;
                         if ((meExp.Body is BinaryExpression))
                         {
-                            context.SingleTableNameSubqueryShortName = (((meExp.Body as BinaryExpression).Left as MemberExpression).Expression as ParameterExpression).Name;
+                            context.SingleTableNameSubqueryShortName = (((meExp.Body as BinaryExpression).Left as MemberExpression)?.Expression as ParameterExpression)?.Name;
                         }
                         if (context.SingleTableNameSubqueryShortName == selfParameterName)
                         {
                             if (meExp.Body is BinaryExpression)
                             {
-                                context.SingleTableNameSubqueryShortName = (((meExp.Body as BinaryExpression).Right as MemberExpression).Expression as ParameterExpression).Name;
+                                context.SingleTableNameSubqueryShortName = (((meExp.Body as BinaryExpression).Right as MemberExpression)?.Expression as ParameterExpression)?.Name;
                             }
                         }
                     }