From bac4013d0a40f779c0f2ef4b428b3f6a306be773 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ak=C4=B1n=20Sabri=20=C3=87am?= <sabricam2016@gmail.com>
Date: Sun, 29 Mar 2020 01:11:10 +0300
Subject: [PATCH] fixed bu about post tags

---
 .../Volo/Blogging/Posts/PostAppService.cs                       | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/blogging/src/Volo.Blogging.Application/Volo/Blogging/Posts/PostAppService.cs b/modules/blogging/src/Volo.Blogging.Application/Volo/Blogging/Posts/PostAppService.cs
index 44b8e9866e..76c9a29221 100644
--- a/modules/blogging/src/Volo.Blogging.Application/Volo/Blogging/Posts/PostAppService.cs
+++ b/modules/blogging/src/Volo.Blogging.Application/Volo/Blogging/Posts/PostAppService.cs
@@ -202,7 +202,7 @@ namespace Volo.Blogging.Posts
 
         private async Task RemoveOldTags(ICollection<string> newTags, Post post)
         {
-            foreach (var oldTag in post.Tags)
+            foreach (var oldTag in post.Tags.ToList())
             {
                 var tag = await _tagRepository.GetAsync(oldTag.TagId);