Fix in writing the state

portal/service/courses.py

@@ -47,7 +47,7 @@ class CourseService(GeneralService):
     def set_state(self, state: CourseState):
         log.info(f"[STATE] Course set state {self.course.log_name}: {state}")
         self.course.state = state
-        self.write_entity(state)
+        self.write_entity(self.course)
 
     def activate(self):
         self.set_state(CourseState.ACTIVE)