From 0d174c034ebdb3fe6bc1ac37dbeffb88dfb4083a Mon Sep 17 00:00:00 2001
From: sunkaixuan <610262374@qq.com>
Date: Thu, 8 May 2025 20:37:19 +0800
Subject: [PATCH] Update mongodb

---
 .../ExpToSql/VisitorItems/BinaryExpressionTranslator.cs         | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Src/Asp.NetCore2/SqlSugar.MongoDbCore/ExpToSql/VisitorItems/BinaryExpressionTranslator.cs b/Src/Asp.NetCore2/SqlSugar.MongoDbCore/ExpToSql/VisitorItems/BinaryExpressionTranslator.cs
index ca5d69c5c..2f07d7e58 100644
--- a/Src/Asp.NetCore2/SqlSugar.MongoDbCore/ExpToSql/VisitorItems/BinaryExpressionTranslator.cs
+++ b/Src/Asp.NetCore2/SqlSugar.MongoDbCore/ExpToSql/VisitorItems/BinaryExpressionTranslator.cs
@@ -108,7 +108,7 @@ namespace SqlSugar.MongoDbCore
                 {
                     if (expression.Expression is ParameterExpression parameter) 
                     {
-                        if (_context.context != null)
+                        if (_context?.context != null)
                         {
                             var entityInfo = _context.context.EntityMaintenance.GetEntityInfo(parameter.Type);
                             var columnInfo = entityInfo.Columns.FirstOrDefault(s => s.PropertyName == leftValue);