snochen

我也遇到了同样的信息，然后后面的swagger启动就报错了。我的工程中，集成了druid的监控、异步线程等。报错信息：

org.springframework.context.ApplicationContextException: Failed to start bean 'documentationPluginsBootstrapper'; nested exception is java.lang.NullPointerException at org.springframework.context.support.DefaultLifecycleProcessor.doStart(DefaultLifecycleProcessor.java:181) ~[spring-context-5.3.13.jar:5.3.13] at org.springframework.context.support.DefaultLifecycleProcessor.access$200(DefaultLifecycleProcessor.java:54) ~[spring-context-5.3.13.jar:5.3.13] at org.springframework.context.support.DefaultLifecycleProcessor$LifecycleGroup.start(DefaultLifecycleProcessor.java:356) ~[spring-context-5.3.13.jar:5.3.13] at java.base/java.lang.Iterable.forEach(Iterable.java:75) ~[na:na] at org.springframework.context.support.DefaultLifecycleProcessor.startBeans(DefaultLifecycleProcessor.java:155) ~[spring-context-5.3.13.jar:5.3.13] at org.springframework.context.support.DefaultLifecycleProcessor.onRefresh(DefaultLifecycleProcessor.java:123) ~[spring-context-5.3.13.jar:5.3.13] at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:935)...

4.0.0 org.springframework.boot spring-boot-starter-parent 2.6.1 11 org.springframework.boot spring-boot-starter-aop 2.6.1 org.springframework.boot spring-boot-starter-actuator org.springframework.boot spring-boot-starter-data-jdbc org.springframework.boot spring-boot-starter-jdbc org.springframework.boot spring-boot-starter-web com.github.ulisesbocchio jasypt-spring-boot 3.0.4 org.springframework.boot spring-boot-devtools org.projectlombok lombok 1.18.22 provided org.mybatis.spring.boot mybatis-spring-boot-starter 2.2.0 com.alibaba druid-spring-boot-starter...