For multistep openended problems after moving to a openendedmodule step keep trying to resend submission to grader until it succeeds.

ORA-197

common/lib/xmodule/xmodule/open_ended_grading_classes/open_ended_module.py

@@ -71,10 +71,15 @@ class OpenEndedModule(openendedchild.OpenEndedChild):
 
         self._parse(oeparam, self.child_prompt, self.child_rubric, system)
 
+        # If there are multiple tasks (like self-assessment followed by ai), once
+        # the the status of the first task is set to DONE, setup_next_task() will
+        # create the OpenEndedChild with parameter child_created=True so that the
+        # submission can be sent to the grader. Keep trying each time this module
+        # is loaded until it succeeds.
         if self.child_created is True and self.child_state == self.ASSESSING:
-            self.child_created = False
-            self.send_to_grader(self.latest_answer(), system)
-            self.child_created = False
+            success, message = self.send_to_grader(self.latest_answer(), system)
+            if success:
+                self.child_created = False
 
     def _parse(self, oeparam, prompt, rubric, system):
         '''

common/lib/xmodule/xmodule/open_ended_grading_classes/openendedchild.py

@@ -283,7 +283,7 @@ class OpenEndedChild(object):
             'child_state': self.child_state,
             'max_score': self._max_score,
             'child_attempts': self.child_attempts,
-            'child_created': False,
+            'child_created': self.child_created,
             'stored_answer': self.stored_answer,
             }
         return json.dumps(state)