diff --git a/common/lib/xmodule/xmodule/open_ended_module.py b/common/lib/xmodule/xmodule/open_ended_module.py
index 2cc436a808..7127ef2388 100644
--- a/common/lib/xmodule/xmodule/open_ended_module.py
+++ b/common/lib/xmodule/xmodule/open_ended_module.py
@@ -484,7 +484,6 @@ class OpenEndedModule():
         log.debug(get)
         handlers = {
             'problem_get': self.get_problem,
-            'problem_reset': self.reset_problem,
             'save_answer': self.save_answer,
             'score_update': self.update_score,
             'save_post_assessment' : self.message_post,
@@ -509,6 +508,16 @@ class OpenEndedModule():
         self.change_state(self.INITIAL)
         return {'success': True}
 
+    def out_of_sync_error(self, get, msg=''):
+        """
+        return dict out-of-sync error message, and also log.
+        """
+        log.warning("Assessment module state out sync. state: %r, get: %r. %s",
+            self.state, get, msg)
+        return {'success': False,
+                'error': 'The problem state got out-of-sync'}
+
+
     def save_answer(self, get, system):
         if self.attempts > self.max_attempts:
             # If too many attempts, prevent student from saving answer and
@@ -658,6 +667,16 @@ class OpenEndedModule():
                 return None
         return None
 
+    def reset(self, system):
+        """
+        If resetting is allowed, reset the state.
+
+        Returns {'success': bool, 'error': msg}
+        (error only present if not success)
+        """
+        self.change_state(self.INITIAL)
+        return {'success': True}
+
 
 class OpenEndedDescriptor(XmlDescriptor, EditingDescriptor):
     """
diff --git a/common/lib/xmodule/xmodule/self_assessment_module.py b/common/lib/xmodule/xmodule/self_assessment_module.py
index ee35ff801c..925083c97a 100644
--- a/common/lib/xmodule/xmodule/self_assessment_module.py
+++ b/common/lib/xmodule/xmodule/self_assessment_module.py
@@ -283,7 +283,6 @@ class SelfAssessmentModule():
             'save_answer': self.save_answer,
             'save_assessment': self.save_assessment,
             'save_post_assessment': self.save_hint,
-            'reset': self.reset,
         }
 
         if dispatch not in handlers: