langgenius/dify · error · ProviderNotInitializeError

provider_not_initialize

provider_not_initialize

Error message

No valid model provider credentials found. Please go to Settings -> Model Provider to complete your provider credentials.

What it means

Error "No valid model provider credentials found. Please go to Settings -> Model Provider to complete your provider credentials." thrown in langgenius/dify.

Source

Thrown at api/controllers/console/app/audio.py:313

                session=db.session(),
                text=req_data.text,
                voice=req_data.voice,
                message_ref=message_ref,
                is_draft=True,
            )
        except services.errors.app_model_config.AppModelConfigBrokenError:
            logger.exception("App model config broken.")
            raise AppUnavailableError()
        except NoAudioUploadedServiceError:
            raise NoAudioUploadedError()
        except AudioTooLargeServiceError as e:
            raise AudioTooLargeError(str(e))
        except UnsupportedAudioTypeServiceError:
            raise UnsupportedAudioTypeError()
        except ProviderNotSupportSpeechToTextServiceError:
            raise ProviderNotSupportSpeechToTextError()
        except ProviderTokenNotInitError as ex:
            raise ProviderNotInitializeError(ex.description)
        except QuotaExceededError:
            raise ProviderQuotaExceededError()
        except ModelCurrentlyNotSupportError:
            raise ProviderModelCurrentlyNotSupportError()
        except InvokeError as e:
            raise CompletionRequestError(e.description)
        except ValueError as e:
            raise e
        except Exception as e:
            logger.exception("Failed to handle post request to ChatMessageTextApi")
            raise InternalServerError()


@console_ns.route("/apps/<uuid:app_id>/text-to-audio/voices")
class TextModesApi(Resource):
    @console_ns.doc("get_text_to_speech_voices")
    @console_ns.doc(description="Get available TTS voices for a specific language")
    @console_ns.doc(params={"app_id": "App ID", **query_params_from_model(TextToSpeechVoiceQuery)})

View on GitHub (pinned to ef8544b173)

When it happens

Trigger: Thrown at api/controllers/console/app/audio.py:313 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of langgenius/dify@ef8544b173 (2026-08-12). Data as JSON: /api/errors/0c9407faf556f303. Report an issue: GitHub.