Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'flowDefinitionServiceImpl': Injection of resource dependencies failed; 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.BeanCreationException: Error creating bean with name 'processEngine': FactoryBean threw exception on object creation; nested exception is java.lang.NullPointerException
出错原因：
bug产出场景：使用工作流的项目在清理流程图，并只导入个别流程图时，项目启动查询不到配置信息导致
1：配置文件出错
2：本地的仓库的jar包有问题
3：act_ge_property表中的数据被清除了
在把所有的配置文件都核对过一遍后。还是不行。这时我将导入的数据库更换就好了
最后找到主要原因是：在act_ge_property表中的数据被清除了、使用demo类再次 部署流程定义后。再次启动即可
标签：lang,exception,creating,creation,nested,bean,Error,name From： https://www.cnblogs.com/dream-007/p/18503069