HKUDS/DeepTutor · error · StaleInteractionError

StaleInteractionError({interaction_id}, {active.interaction_

Error message

StaleInteractionError({interaction_id}, {active.interaction_id})

What it means

Error "StaleInteractionError({interaction_id}, {active.interaction_id})" thrown in HKUDS/DeepTutor.

Source

Thrown at deeptutor/learning/service.py:406

    def mark_question_awaiting(
        self,
        book_id: str,
        *,
        interaction_id: str = "",
        session_id: str = "",
        turn_id: str = "",
    ) -> MasteryInteraction | None:
        """Persist that an interaction card has been presented to the learner."""

        def mark(tx):
            interaction = (
                tx.get_interaction(interaction_id) if interaction_id else tx.active_interaction()
            )
            if interaction is None:
                active = tx.active_interaction()
                if active is not None and interaction_id:
                    raise StaleInteractionError(interaction_id, active.interaction_id)
                interaction = self._interaction_from_legacy_pending(
                    tx.progress, session_id=session_id, turn_id=turn_id
                )
                if interaction is None:
                    return None
                if interaction_id and interaction.interaction_id != interaction_id:
                    raise StaleInteractionError(interaction_id, interaction.interaction_id)
            if interaction.status == InteractionStatus.REGISTERED:
                interaction.status = InteractionStatus.AWAITING_INPUT
                interaction.session_id = session_id or interaction.session_id
                interaction.turn_id = turn_id or interaction.turn_id
                tx.put_interaction(interaction)
                tx.emit(
                    "interaction.awaiting_input",
                    {"interaction_id": interaction.interaction_id},
                    session_id=interaction.session_id,
                    turn_id=interaction.turn_id,
                )

View on GitHub (pinned to 3e82f13042)

When it happens

Trigger: Thrown at deeptutor/learning/service.py:406 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of HKUDS/DeepTutor@3e82f13042 (2026-08-27). Data as JSON: /api/errors/99953cb878f3d1d0. Report an issue: GitHub.