springboot 2.7 启动swagger2报错Failed to start bean 'documentationPluginsBootstrapper'

springboot 2.7 启动swager2报错Faileded to start bean 'documentationPluginsBootstrapper'; nested exception is java.lang.Nulpointerexception问题描述

org.springframework.context.ApplicationContextException: Failed to start bean 'documentationPluginsBootstrapper'; nested exception is java.lang.NullPointerExceptionat org.springframework.context.support.DefaultLifecycleProcessor.doStart(DefaultLifecycleProcessor.java:181) ~[spring-context-5.3.27.jar:5.3.27]at org.springframework.context.support.DefaultLifecycleProcessor.access$200(DefaultLifecycleProcessor.java:54) ~[spring-context-5.3.27.jar:5.3.27]at org.springframework.context.support.DefaultLifecycleProcessor$LifecycleGroup.start(DefaultLifecycleProcessor.java:356) ~[spring-context-5.3.27.jar:5.3.27]at java.lang.Iterable.forEach(Iterable.java:75) ~[na:1.8.0_192]at org.springframework.context.support.DefaultLifecycleProcessor.startBeans(DefaultLifecycleProcessor.java:155) ~[spring-context-5.3.27.jar:5.3.27]at org.springframework.context.support.DefaultLifecycleProcessor.onRefresh(DefaultLifecycleProcessor.java:123) ~[spring-context-5.3.27.jar:5.3.27]at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:937) ~[spring-context-5.3.27.jar:5.3.27]at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:586) ~[spring-context-5.3.27.jar:5.3.27]at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:147) ~[spring-boot-2.7.11.jar:2.7.11]at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:731) [spring-boot-2.7.11.jar:2.7.11]at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:408) [spring-boot-2.7.11.jar:2.7.11]at org.springframework.boot.SpringApplication.run(SpringApplication.java:307) [spring-boot-2.7.11.jar:2.7.11]at org.springframework.boot.SpringApplication.run(SpringApplication.java:1303) [spring-boot-2.7.11.jar:2.7.11]at org.springframework.boot.SpringApplication.run(SpringApplication.java:1292) [spring-boot-2.7.11.jar:2.7.11]at com.xzlawin.test.TestApplication.main(TestApplication.java:12) [classes/:na]Caused by: java.lang.NullPointerException: nullat springfox.documentation.spi.service.contexts.Orderings$8.compare(Orderings.java:112) ~[springfox-spi-2.9.2.jar:null]at springfox.documentation.spi.service.contexts.Orderings$8.compare(Orderings.java:109) ~[springfox-spi-2.9.2.jar:null]at com.google.common.collect.ComparatorOrdering.compare(ComparatorOrdering.java:37) ~[guava-20.0.jar:na]at java.util.TimSort.countRunAndMakeAscending(TimSort.java:355) ~[na:1.8.0_192]at java.util.TimSort.sort(TimSort.java:220) ~[na:1.8.0_192]at java.util.Arrays.sort(Arrays.java:1438) ~[na:1.8.0_192]at com.google.common.collect.Ordering.sortedCopy(Ordering.java:855) ~[guava-20.0.jar:na]at springfox.documentation.spring.web.plugins.WebMvcRequestHandlerProvider.requestHandlers(WebMvcRequestHandlerProvider.java:57) ~[springfox-spring-web-2.9.2.jar:null]at springfox.documentation.spring.web.plugins.DocumentationPluginsBootstrapper$2.apply(DocumentationPluginsBootstrapper.java:138) ~[springfox-spring-web-2.9.2.jar:null]at springfox.documentation.spring.web.plugins.DocumentationPluginsBootstrapper$2.apply(DocumentationPluginsBootstrapper.java:135) ~[springfox-spring-web-2.9.2.jar:null]at com.google.common.collect.Iterators$7.transform(Iterators.java:750) ~[guava-20.0.jar:na]at com.google.common.collect.TransformedIterator.next(TransformedIterator.java:47) ~[guava-20.0.jar:na]at com.google.common.collect.TransformedIterator.next(TransformedIterator.java:47) ~[guava-20.0.jar:na]at com.google.common.collect.MultitransformedIterator.hasNext(MultitransformedIterator.java:52) ~[guava-20.0.jar:na]at com.google.common.collect.MultitransformedIterator.hasNext(MultitransformedIterator.java:50) ~[guava-20.0.jar:na]at com.google.common.collect.ImmutableList.copyOf(ImmutableList.java:249) ~[guava-20.0.jar:na]at com.google.common.collect.ImmutableList.copyOf(ImmutableList.java:209) ~[guava-20.0.jar:na]at com.google.common.collect.FluentIterable.toList(FluentIterable.java:614) ~[guava-20.0.jar:na]at springfox.documentation.spring.web.plugins.DocumentationPluginsBootstrapper.defaultContextBuilder(DocumentationPluginsBootstrapper.java:111) ~[springfox-spring-web-2.9.2.jar:null]at springfox.documentation.spring.web.plugins.DocumentationPluginsBootstrapper.buildContext(DocumentationPluginsBootstrapper.java:96) ~[springfox-spring-web-2.9.2.jar:null]at springfox.documentation.spring.web.plugins.DocumentationPluginsBootstrapper.start(DocumentationPluginsBootstrapper.java:167) ~[springfox-spring-web-2.9.2.jar:null]at org.springframework.context.support.DefaultLifecycleProcessor.doStart(DefaultLifecycleProcessor.java:178) ~[spring-context-5.3.27.jar:5.3.27]... 14 common frames omitted

• springboot2.6.SpringMVC0后 默认路径匹配策略来自AntPathMatcher PathPaternParser

• 解决方案是切换原AntpathMatcher，修改application.yaml配置文件

spring:  mvc:    pathmatch:      matching-strategy: ant_path_matcher