diff --git a/Src/Asp.Net/SqlSugar/Abstract/InsertableProvider/InsertableProvider.cs b/Src/Asp.Net/SqlSugar/Abstract/InsertableProvider/InsertableProvider.cs
index 0058a1973..d4b51e30b 100644
--- a/Src/Asp.Net/SqlSugar/Abstract/InsertableProvider/InsertableProvider.cs
+++ b/Src/Asp.Net/SqlSugar/Abstract/InsertableProvider/InsertableProvider.cs
@@ -336,6 +336,7 @@ namespace SqlSugar
 
         public IInsertable<T> InsertColumns(Expression<Func<T, object>> columns)
         {
+            if (columns == null) return this;
             var ignoreColumns = InsertBuilder.GetExpressionValue(columns, ResolveExpressType.ArraySingle).GetResultArray().Select(it => this.SqlBuilder.GetNoTranslationColumnName(it)).ToList();
             this.InsertBuilder.DbColumnInfoList = this.InsertBuilder.DbColumnInfoList.Where(it => ignoreColumns.Any(ig => ig.Equals(it.PropertyName, StringComparison.CurrentCultureIgnoreCase)) || ignoreColumns.Any(ig => ig.Equals(it.DbColumnName, StringComparison.CurrentCultureIgnoreCase))).ToList();
             return this;
@@ -343,6 +344,7 @@ namespace SqlSugar
 
         public IInsertable<T> InsertColumns(string[] columns)
         {
+            if (columns == null) return this;
             this.InsertBuilder.DbColumnInfoList = this.InsertBuilder.DbColumnInfoList.Where(it => columns.Any(ig => ig.Equals(it.PropertyName, StringComparison.CurrentCultureIgnoreCase))|| columns.Any(ig => ig.Equals(it.DbColumnName, StringComparison.CurrentCultureIgnoreCase))).ToList();
             return this;
         }