From 7e6a48778e3bcdd3ea992d2c863dd1935a73d852 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karel=20Pi=C4=8Dman?= <karel.picman@kontron.com>
Date: Tue, 24 May 2022 13:31:56 +0200
Subject: [PATCH] #1353 doc preview

---
 app/models/dmsf_file.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/models/dmsf_file.rb b/app/models/dmsf_file.rb
index 38c39748..28ff9a8b 100644
--- a/app/models/dmsf_file.rb
+++ b/app/models/dmsf_file.rb
@@ -524,7 +524,7 @@ class DmsfFile < ActiveRecord::Base
       RedmineDmsf::Preview.generate last_revision&.disk_file.to_s, target
     rescue => e
       Rails.logger.error "An error occurred while generating preview for #{last_revision&.disk_file} to #{target}\nException was: #{e.message}"
-      nil
+      ''
     end
   end