From c88efe24d12f3b2d7a8bf931fdd1adc7792aef12 Mon Sep 17 00:00:00 2001
From: 28810 <28810@YEXIANGQIN>
Date: Thu, 18 Jun 2020 17:32:47 +0800
Subject: [PATCH] add IncludeMany exception tips

---
 .../Internal/CommonProvider/SelectProvider/Select1Provider.cs    | 1 +
 1 file changed, 1 insertion(+)

diff --git a/FreeSql/Internal/CommonProvider/SelectProvider/Select1Provider.cs b/FreeSql/Internal/CommonProvider/SelectProvider/Select1Provider.cs
index dc57b536..952770d6 100644
--- a/FreeSql/Internal/CommonProvider/SelectProvider/Select1Provider.cs
+++ b/FreeSql/Internal/CommonProvider/SelectProvider/Select1Provider.cs
@@ -372,6 +372,7 @@ namespace FreeSql.Internal.CommonProvider
             if (whereExp == null)
             {
                 tbref = tb.GetTableRef(collMem.Member.Name, true);
+                if (tbref == null) throw new Exception($"IncludeMany 类型 {tb.Type.DisplayCsharp()} 的属性 {collMem.Member.Name} 不是有效的导航属性，提示：IsIgnore = true 不会成为导航属性");
             }
             else
             {