chroma-core/chroma · error · ValueError

The region cannot be changed after the embedding function ha

Error message

The region cannot be changed after the embedding function has been initialized.

What it means

Error "The region cannot be changed after the embedding function has been initialized." thrown in chroma-core/chroma.

Source

Thrown at chromadb/utils/embedding_functions/google_embedding_function.py:627

            "api_key_env_var": self.api_key_env_var,
            "model_name": self.model_name,
            "project_id": self.project_id,
            "region": self.region,
        }

    def validate_config_update(
        self, old_config: Dict[str, Any], new_config: Dict[str, Any]
    ) -> None:
        if "model_name" in new_config:
            raise ValueError(
                "The model name cannot be changed after the embedding function has been initialized."
            )
        if "project_id" in new_config:
            raise ValueError(
                "The project ID cannot be changed after the embedding function has been initialized."
            )
        if "region" in new_config:
            raise ValueError(
                "The region cannot be changed after the embedding function has been initialized."
            )

    @staticmethod
    def validate_config(config: Dict[str, Any]) -> None:
        """
        Validate the configuration using the JSON schema.

        Args:
            config: Configuration to validate

        Raises:
            ValidationError: If the configuration does not match the schema
        """
        validate_config_schema(config, "google_vertex")

View on GitHub (pinned to aecdd12c8a)

When it happens

Trigger: Thrown at chromadb/utils/embedding_functions/google_embedding_function.py:627 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of chroma-core/chroma@aecdd12c8a (2026-08-16). Data as JSON: /api/errors/21f9110ef821d78d. Report an issue: GitHub.