From 231d5ac555532c950f5a4ba5d1772dbb2652a8b8 Mon Sep 17 00:00:00 2001
From: 2881099 <2881099@qq.com>
Date: Sun, 17 Dec 2023 12:31:15 +0800
Subject: [PATCH] =?UTF-8?q?-=20=E4=BC=98=E5=8C=96=20AOT=20=E9=BB=98?=
 =?UTF-8?q?=E8=AE=A4=E5=AF=BC=E8=87=B4=20Enum.GetValues=20=E6=8A=A5?=
 =?UTF-8?q?=E9=94=99=E7=9A=84=E9=97=AE=E9=A2=98=EF=BC=9B#1691?=
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---
 FreeSql/Internal/UtilsExpressionTree.cs | 25 +++++++++++++++----------
 1 file changed, 15 insertions(+), 10 deletions(-)

diff --git a/FreeSql/Internal/UtilsExpressionTree.cs b/FreeSql/Internal/UtilsExpressionTree.cs
index 3721c070..b28c74fa 100644
--- a/FreeSql/Internal/UtilsExpressionTree.cs
+++ b/FreeSql/Internal/UtilsExpressionTree.cs
@@ -252,16 +252,21 @@ namespace FreeSql.Internal
 			if (entityDefault != null) defaultValue = trytb.Properties[csName].GetValue(entityDefault, null);
 			if (defaultValue != null && mapType.IsEnum)
 			{
-				var isEqualsEnumValue = false;
-				var enumValues = Enum.GetValues(mapType);
-				for (var a = 0; a < enumValues.Length; a++)
-					if (object.Equals(defaultValue, enumValues.GetValue(a)))
-					{
-						isEqualsEnumValue = true;
-						break;
-					}
-				if (isEqualsEnumValue == false && enumValues.Length > 0)
-					defaultValue = enumValues.GetValue(0);
+                Array enumValues = null;
+                try { enumValues = Enum.GetValues(mapType); } //AOT error
+                catch { }
+                if (enumValues != null)
+                {
+                    var isEqualsEnumValue = false;
+                    for (var a = 0; a < enumValues.Length; a++)
+                        if (object.Equals(defaultValue, enumValues.GetValue(a)))
+                        {
+                            isEqualsEnumValue = true;
+                            break;
+                        }
+                    if (isEqualsEnumValue == false && enumValues.Length > 0)
+                        defaultValue = enumValues.GetValue(0);
+                }
 			}
 			if (defaultValue != null && mapType != colattr.MapType) defaultValue = Utils.GetDataReaderValue(colattr.MapType, defaultValue);
 			if (defaultValue == null) defaultValue = tp?.defaultValue;