Fix #1078

Author: cowtowncoder

release-notes/VERSION

@@ -11,6 +11,8 @@ Project: jackson-databind
 #1061: Problem with Object Id and Type Id as Wrapper Object (regression in 2.5.1)
 #1073: Add try-catch around `java.sql` type serializers
  (suggested by claudemt@github)
+#1078: ObjectMapper.copy() still does not preserve _registeredModuleTypes
+ (reported by ajonkisz@github)
 
 2.6.4 (07-Dec-2015)
 

src/main/java/com/fasterxml/jackson/databind/ObjectMapper.java

@@ -481,8 +481,8 @@ protected ObjectMapper(ObjectMapper src)
         // Default serializer factory is stateless, can just assign
         _serializerFactory = src._serializerFactory;
 
-        // as per [databind#922], make sure to copy registered modules as appropriate
-        Set<Object> reg = _registeredModuleTypes;
+        // as per [databind#922], [databind#1078] make sure to copy registered modules as appropriate
+        Set<Object> reg = src._registeredModuleTypes;
         if (reg == null) {
             _registeredModuleTypes = null;
         } else {