X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/5bcba288077488791daa43a15d5fd5fb0c6e653c..a25971cae157b6bc40037e391db226da36dc9b30:/services/api/lib/josh_id.rb

diff --git a/services/api/lib/josh_id.rb b/services/api/lib/josh_id.rb
index a63b25104c..a7e8ff2fc8 100644
--- a/services/api/lib/josh_id.rb
+++ b/services/api/lib/josh_id.rb
@@ -42,7 +42,7 @@ module OmniAuth
       end
 
       def callback_url
-        full_host + script_name + callback_path + "?return_to=" + CGI.escape(request.params['return_to'])
+        full_host + script_name + callback_path + "?return_to=" + CGI.escape(request.params['return_to'] || '')
       end
 
       def raw_info