odysseus-dev/odysseus · error · HTTPException

Session {session_id} not found

Error message

Session {session_id} not found

What it means

Error "Session {session_id} not found" thrown in odysseus-dev/odysseus.

Source

Thrown at routes/memory/memory_routes.py:215

                except HTTPException as exc:
                    if exc.status_code != 404:
                        raise
                    memory["session_name"] = "Unknown"
            else:
                memory["session_name"] = "Unknown"

            results.append(memory)

        return {"timeline": results, "total": len(results)}

    @router.get("/by-session/{session_id}")
    def get_memory_by_session(request: Request, session_id: str):
        """Get all memories associated with a specific session."""
        user = _owner(request)
        try:
            _session_obj = session_manager.get_session(session_id)
        except KeyError:
            raise HTTPException(404, f"Session {session_id} not found")
        _assert_session_owner(_session_obj, user)
        memories = memory_manager.load(owner=user)
        session_memories = [m for m in memories if m.get("session_id") == session_id]

        session_memories.sort(key=lambda x: x.get("timestamp", 0), reverse=True)

        try:
            session = session_manager.get_session(session_id)
            session_name = session.name if session else f"Session {session_id[:6]}"
        except KeyError:
            session_name = f"Session {session_id[:6]}"

        for memory in session_memories:
            memory["session_name"] = session_name

        return {
            "session_id": session_id,
            "session_name": session_name,

View on GitHub (pinned to f9235ebbf1)

Solutions

1. Verify the session id is correct and the session still exists.
2. Refresh the session list and pick an existing session.

When it happens

Trigger: Triggered when the corresponding server-side validation or runtime check at the recorded location rejects the request or operation and returns this error message to the caller.

Common situations: See trigger scenarios.

AI-assisted analysis of odysseus-dev/odysseus@f9235ebbf1 (2026-08-14). Data as JSON: /api/errors/9247048d98a0df4f. Report an issue: GitHub.