X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/551f96197c11a11cb2882afd551719b8e443b671..6ccf25b347d90b2ae7b1f2e2b5c8f042e0790a3b:/app/models/segment.rb

diff --git a/app/models/segment.rb b/app/models/segment.rb
index b6f60ec3f..14949879d 100644
--- a/app/models/segment.rb
+++ b/app/models/segment.rb
@@ -78,6 +78,8 @@ class Segment < ActiveRecord::Base
     el1['id'] = self.id.to_s
     el1['from'] = self.node_a.to_s
     el1['to'] = self.node_b.to_s
+
+    user_display_name_cache = {} if user_display_name_cache.nil?
     if user_display_name_cache and user_display_name_cache[self.user_id]
       # use the cache if available
     else