mem0ai/mem0 · error · ValueError

Currently we only support updating custom_instructions or cu

Error message

Currently we only support updating custom_instructions or custom_categories, so you must provide at least one of them

What it means

Error "Currently we only support updating custom_instructions or custom_categories, so you must provide at least one of them" thrown in mem0ai/mem0.

Source

Thrown at mem0/client/main.py:777

        kwargs = {
            **(options.model_dump(exclude_unset=True) if options else {}),
            **{
                k: v
                for k, v in {
                    "custom_instructions": custom_instructions,
                    "custom_categories": custom_categories,
                    "memory_depth": memory_depth,
                    "usecase_setting": usecase_setting,
                    "multilingual": multilingual,
                    "agent_custom_instructions": agent_custom_instructions,
                }.items()
                if v is not None
            },
        }

        if not kwargs:
            raise ValueError(
                "Currently we only support updating custom_instructions or "
                "custom_categories, so you must "
                "provide at least one of them"
            )

        payload = self._prepare_params(kwargs)
        response = self.client.patch(
            f"/api/v1/orgs/organizations/{self.org_id}/projects/{self.project_id}/",
            json=payload,
        )
        response.raise_for_status()
        capture_client_event(
            "client.update_project",
            self,
            {**kwargs, "sync_type": "sync"},
        )
        return response.json()

View on GitHub (pinned to 001c235229)

Solutions

1. Pass custom_instructions and/or custom_categories to the update call.

When it happens

Trigger: Thrown at mem0/client/main.py:777 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of mem0ai/mem0@001c235229 (2026-08-15). Data as JSON: /api/errors/d73ae89c0dab4385. Report an issue: GitHub.