From f122d0856eb4d414c975c404333bca4d65775821 Mon Sep 17 00:00:00 2001
From: Unknwon <u@gogs.io>
Date: Thu, 3 Dec 2015 01:59:32 -0500
Subject: [PATCH] fix #2090

---
 models/repo.go | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/models/repo.go b/models/repo.go
index da4ecdc8bc..c16a96f110 100644
--- a/models/repo.go
+++ b/models/repo.go
@@ -1011,7 +1011,12 @@ func ChangeRepositoryName(u *User, oldRepoName, newRepoName string) (err error)
 	if err = os.Rename(RepoPath(u.Name, oldRepoName), RepoPath(u.Name, newRepoName)); err != nil {
 		return fmt.Errorf("rename repository directory: %v", err)
 	}
-	return os.Rename(WikiPath(u.Name, oldRepoName), WikiPath(u.Name, newRepoName))
+
+	wikiPath := WikiPath(u.Name, oldRepoName)
+	if com.IsExist(wikiPath) {
+		err = os.Rename(WikiPath(u.Name, oldRepoName), WikiPath(u.Name, newRepoName))
+	}
+	return err
 }
 
 func getRepositoriesByForkID(e Engine, forkID int64) ([]*Repository, error) {