SpringBoot+Swagger2时Failed to start bean ‘documentationPluginsBootstrapper‘

springboot集成swagger3出现如下错误：Failed to start bean ‘documentationPluginsBootstrapper‘； nested exception

swagger 整合报错Failed to start bean ‘documentationPluginsBootstrapper’

【SpringBoot项目集成Swagger2启动报错： Failed to start bean ‘documentationPluginsBootstrapper‘； nested except】

Java报错：Failed to start bean ‘documentationPluginsBootstrapper‘

SpringBoot更新到2.6.0启动报错 Failed to start bean ‘documentationPluginsBootstrapper‘ 问题处理

配置swagger之后启动报错：Failed to start bean ‘documentationPluginsBootstrapper‘； nested exception is java.la

Failed to start bean ‘documentationPluginsBootstrapper‘； nested exception is java.lang.NullPointerEx

解决springboot启动报Failed to start bean ‘subProtocolWebSocketHandler‘；

knife Failed to start bean ‘documentationPluginsBootstrapper‘； nested exception is java.lang.NullPoi