fix: permission issue when a student submits an exercise

community/lms/doctype/exercise/exercise.py

@@ -24,6 +24,8 @@ class Exercise(Document):
             },
             order_by="creation desc",
             page_length=1)
+
+        print("get_user_submission", result)
         if result:
             return result[0]
 
@@ -49,6 +51,6 @@ class Exercise(Document):
             lesson=self.lesson,
             batch=batch and batch.name,
             solution=code)
-        doc.insert()
+        doc.insert(ignore_permissions=True)
         return doc