org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name ‘flowController’: Unsatisfied dependency expressed through field ‘flowService’; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name ‘flowServiceImpl’: Unsatisfied dependency expressed through field ‘repositoryService’; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name ‘repositoryServiceBean’ defined in class path resource [org/flowable/spring/boot/ProcessEngineServicesAutoConfiguration.class]: Unsatisfied dependency expressed through method ‘repositoryServiceBean’ parameter 0; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name ‘processEngine’ defined in class path resource [org/flowable/spring/boot/ProcessEngineServicesAutoConfiguration$AlreadyInitializedAppEngineConfiguration.class]: Unsatisfied dependency expressed through method ‘processEngine’ parameter 0; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name ‘flowableAppEngine’: FactoryBean threw exception on object creation; nested exception is org.flowable.common.engine.api.FlowableException: Error initialising dmn data model
mysql
驱动版本问题：选择低版本后解决问题（高版本慎用啊！！！）
<!– https://mvnrepository.com/artifact/mysql/mysql-connector-java –>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.6</version>
</dependency>