Spring Boot 启动报错：Unable to start web server；Unable to start embedded Tomcat_springframework.boot.web.server.webserverexception

异常信息：

org.springframework.context.ApplicationContextException: Unable to start web server; nested exception is org.springframework.boot.web.server.WebServerException: Unable to start embedded Tomcat
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.onRefresh(ServletWebServerApplicationContext.java:163) ~[spring-boot-2.5.1.jar:2.5.1]
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:577) ~[spring-context-5.3.8.jar:5.3.8]
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:145) ~[spring-boot-2.5.1.jar:2.5.1]
	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:754) [spring-boot-2.5.1.jar:2.5.1]
	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:434) [spring-boot-2.5.1.jar:2.5.1]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:338) [spring-boot-2.5.1.jar:2.5.1]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1343) [spring-boot-2.5.1.jar:2.5.1]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1332) [spring-boot-2.5.1.jar:2.5.1]
	at com.example.demo.DemoApplication.main(DemoApplication.java:13) [classes/:na]
Caused by: org.springframework.boot.web.server.WebServerException: Unable to start embedded Tomcat
	at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.initialize(TomcatWebServer.java:142) ~[spring-boot-2.5.1.jar:2.5.1]
	at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.<init>(TomcatWebServer.java:104) ~[spring-boot-2.5.1.jar:2.5.1]
	at org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory.getTomcatWebServer(TomcatServletWebServerFactory.java:450) ~[spring-boot-2.5.1.jar:2.5.1]
	at org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory.getWebServer(TomcatServletWebServerFactory.java:199) ~[spring-boot-2.5.1.jar:2.5.1]
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.createWebServer(ServletWebServerApplicationContext.java:182) ~[spring-boot-2.5.1.jar:2.5.1]
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.onRefresh(ServletWebServerApplicationContext.java:160) ~[spring-boot-2.5.1.jar:2.5.1]
	... 8 common frames omitted
Caused by: java.lang.IllegalArgumentException: Invalid <url-pattern> [api/v1/pri/*] in filter mapping
	at org.apache.catalina.core.StandardContext.validateFilterMap(StandardContext.java:3061) ~[tomcat-embed-core-9.0.46.jar:9.0.46]
	at org.apache.catalina.core.StandardContext.addFilterMapBefore(StandardContext.java:3032) ~[tomcat-embed-core-9.0.46.jar:9.0.46]
	at org.apache.catalina.core.ApplicationFilterRegistration.addMappingForUrlPatterns(ApplicationFilterRegistration.java:108) ~[tomcat-embed-core-9.0.46.jar:9.0.46]
	at org.springframework.boot.web.servlet.AbstractFilterRegistrationBean.configure(AbstractFilterRegistrationBean.java:246) ~[spring-boot-2.5.1.jar:2.5.1]
	at org.springframework.boot.web.servlet.AbstractFilterRegistrationBean.configure(AbstractFilterRegistrationBean.java:46) ~[spring-boot-2.5.1.jar:2.5.1]
	at org.springframework.boot.web.servlet.DynamicRegistrationBean.register(DynamicRegistrationBean.java:113) ~[spring-boot-2.5.1.jar:2.5.1]
	at org.springframework.boot.web.servlet.RegistrationBean.onStartup(RegistrationBean.java:53) ~[spring-boot-2.5.1.jar:2.5.1]
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.selfInitialize(ServletWebServerApplicationContext.java:235) ~[spring-boot-2.5.1.jar:2.5.1]
	at org.springframework.boot.web.embedded.tomcat.TomcatStarter.onStartup(TomcatStarter.java:53) ~[spring-boot-2.5.1.jar:2.5.1]
	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5161) ~[tomcat-embed-core-9.0.46.jar:9.0.46]
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183) ~[tomcat-embed-core-9.0.46.jar:9.0.46]
	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1384) ~[tomcat-embed-core-9.0.46.jar:9.0.46]
	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1374) ~[tomcat-embed-core-9.0.46.jar:9.0.46]
	at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[na:1.8.0_221]
	at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75) ~[tomcat-embed-core-9.0.46.jar:9.0.46]
	at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:134) ~[na:1.8.0_221]
	at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:909) ~[tomcat-embed-core-9.0.46.jar:9.0.46]
	at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:829) ~[tomcat-embed-core-9.0.46.jar:9.0.46]
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183) ~[tomcat-embed-core-9.0.46.jar:9.0.46]
	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1384) ~[tomcat-embed-core-9.0.46.jar:9.0.46]
	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1374) ~[tomcat-embed-core-9.0.46.jar:9.0.46]
	at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[na:1.8.0_221]
	at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75) ~[tomcat-embed-core-9.0.46.jar:9.0.46]
	at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:134) ~[na:1.8.0_221]
	at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:909) ~[tomcat-embed-core-9.0.46.jar:9.0.46]
	at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:262) ~[tomcat-embed-core-9.0.46.jar:9.0.46]
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183) ~[tomcat-embed-core-9.0.46.jar:9.0.46]
	at org.apache.catalina.core.StandardService.startInternal(StandardService.java:433) ~[tomcat-embed-core-9.0.46.jar:9.0.46]
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183) ~[tomcat-embed-core-9.0.46.jar:9.0.46]
	at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:930) ~[tomcat-embed-core-9.0.46.jar:9.0.46]
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183) ~[tomcat-embed-core-9.0.46.jar:9.0.46]
	at org.apache.catalina.startup.Tomcat.start(Tomcat.java:486) ~[tomcat-embed-core-9.0.46.jar:9.0.46]
	at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.initialize(TomcatWebServer.java:123) ~[spring-boot-2.5.1.jar:2.5.1]
	... 13 common frames omitted

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54

原因：
一个Filter类的WebFilter注解的urlPatterns属性最前面没有加/

比如：@WebFilter(urlPatterns = “xx/xx/xx/*”)

应该改为：@WebFilter(urlPatterns = “/xx/xx/xx/*”)