lib/logstash/inputs/mongoprofile.rb in logstash-input-mongoprofile-0.1.12 vs lib/logstash/inputs/mongoprofile.rb in logstash-input-mongoprofile-0.1.13

@@ -93,10 +93,10 @@
     @parser = parser
   end
 
   def each
     @documents.each do |document|
-      document['_id'] = generate_id
+      document['_id'] = generate_id.to_s
       yield @parser.parse(document)
     end
   end
 
   def get_last_document_date
\ No newline at end of file