lib/service_adaptors/primo_source.rb in umlaut-3.0.3 vs lib/service_adaptors/primo_source.rb in umlaut-3.0.4

@@ -52,10 +52,10 @@
         service_data = {}
         @holding_attributes.each do |attr|
           service_data[attr] = holding.method(attr).call
         end
         @source_attributes.each do |attr|
-          service_data[attr.to_sym] = holding.method(attr.to_sym).call
+          service_data[attr.to_sym] = holding.method(attr.to_sym).call if holding.respond_to?(attr.to_sym)
         end
         service_data.merge!({
           :call_number => holding.call_number, :collection => holding.collection,
           :collection_str => "#{holding.library} #{holding.collection}",
           :coverage_str => holding.coverage.join("<br />"),