Spring Cloud Config Server: error: No such label: master

when I access the url http://localhost:8888/actuator/health y have this error

{"status": "DOWN","details": {"diskSpace": {"status": "UP","details": {"total": 457192763392,"free": 347865096192,"threshold": 10485760            }        },"refreshScope": {"status": "UP"        },"configServer": {"status": "DOWN","details": {"repository": {"application": "app","profiles": "default"                },"error": "org.springframework.cloud.config.server.environment.NoSuchLabelException: No such label: master"            }        }    }}

my application.yml

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