diff --git a/app/helpers/issues_helper.rb b/app/helpers/issues_helper.rb
index a88adce..3870a06 100644
--- a/app/helpers/issues_helper.rb
+++ b/app/helpers/issues_helper.rb
@@ -460,14 +460,14 @@ module IssuesHelper
     end
     @detail_value_name_by_reflection ||= Hash.new do |hash, key|
       association = Issue.reflect_on_association(key.first.to_sym)
+      name = nil
       if association
         record = association.klass.find_by_id(key.last)
         if record
-          record.name.force_encoding('UTF-8')
-          hash[key] = record.name
+          name = record.name.force_encoding('UTF-8')
         end
       end
-      hash[key] ||= nil
+      hash[key] = name
     end
     @detail_value_name_by_reflection[[field, id]]
   end
diff --git a/test/unit/helpers/issues_helper_test.rb b/test/unit/helpers/issues_helper_test.rb
index 2062464..b275e75 100644
--- a/test/unit/helpers/issues_helper_test.rb
+++ b/test/unit/helpers/issues_helper_test.rb
@@ -295,4 +295,8 @@ class IssuesHelperTest < ActionView::TestCase
     assert_equal "Precedes deleted (Issue ##{issue.id})", show_detail(detail, true)
     assert_equal "<strong>Precedes</strong> deleted (<i>Issue ##{issue.id}</i>)", show_detail(detail, false)
   end
+
+  def test_find_name_by_reflection_should_return_nil_for_missing_record
+    assert_nil find_name_by_reflection('status', 99)
+  end
 end