OpenHAB - Docker - MySQL - Persistance

Hi

i have install OpenHAB in a Container with :

openhab:
    restart: always
    container_name: OpenHab
    privileged: true
    image: openhab/openhab:2.2.0-amd64-debian
    depends_on:
      - "portainer"
      - "mysql"
    volumes:
      - "/etc/localtime:/etc/localtime:ro"
      - "/etc/timezone:/etc/timezone:ro"
      - "./openhab/addons:/openhab/addons"
      - "./openhab/conf:/openhab/conf"
      - "./openhab/userdata:/openhab/userdata"
    tty: true
    expose:
      - "8080"
    ports:
      - "8080:8080"
    environment:
      OPENHAB_HTTP_PORT: "8080"
      OPENHAB_HTTPS_PORT: "8443"
    networks:
      - openhab-network

and Mysql in :

mysql:
    restart: always
    container_name: Mysql
    privileged: true
    image: mysql
    depends_on:
      - "samba"
    volumes:
      - ./mysql/data:/var/lib/mysql
    expose:
      - "3306"
      - "33060"
    ports:
      - "3306:3306"
      - "33060:33060"
    environment:
      - MYSQL_ROOT_PASSWORD=Geheim
    networks:
      - openhab-network

I have Create the Datebase and the User maual

I User this Comand for the Service :

# the database url like 'jdbc:mysql://<host>:<port>/<database>' (without quotes)
url=jdbc:mysql://172.19.0.2:3306/OpenHAB

# the database user
user=openhab

# the database password
password=openhab

# the reconnection counter
#reconnectCnt=

# the connection timeout (in seconds)
#waitTimeout=

# Use MySQL Server time to store item values (=false) or use openHAB Server time (=true).
# For new installations, its recommend to set "localtime=true".
# (optional, defaults to false)
#localtime=true

IP = 172.19.0.2 is the IP from MySQL Container

The Logs :

[ERROR] [sql.internal.MysqlPersistenceService] - mySQL: Failed connecting to the SQL database using: driverClass=com.mysql.jdbc.Driver, url=jdbc:mysql://172.19.0.2:3306/OpenHAB, user=openhab, password=openhab
java.sql.SQLException: Access denied for user 'openhab'@'172.19.0.3' (using password: YES)
	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1078) [229:org.openhab.persistence.mysql:1.11.0]
	at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4190) [229:org.openhab.persistence.mysql:1.11.0]
	at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4122) [229:org.openhab.persistence.mysql:1.11.0]
	at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:927) [229:org.openhab.persistence.mysql:1.11.0]

IP = 172.19.0.3 is the IP from OpenHAB Container

Can anyone Help me Plz

Did you set up the user openhab in mysql to be allowed to get remote access from 172.19.0.3?