9.0.41tomcat启动后无法访问web页面

报错异常：

总结来说：关防火墙，改文件夹名，刷新浏览器

[root@test 12345]# service firewalld status          //查看防火墙状态
Redirecting to /bin/systemctl status firewalld.service
● firewalld.service - firewalld - dynamic firewall daemon
   Loaded: loaded (/usr/lib/systemd/system/firewalld.service; enabled; vendor preset: enabled)
   Active: active (running) since Thu 2021-01-14 20:55:23 PST; 19h ago
     Docs: man:firewalld(1)
 Main PID: 673 (firewalld)
    Tasks: 2
   Memory: 1.0M
   CGroup: /system.slice/firewalld.service
           └─673 /usr/bin/python2 -Es /usr/sbin/firewalld --nofork --nopid
Jan 14 20:55:32 test firewalld[673]: WARNING: COMMAND_FAILED: '/usr/sbin/ip...e.
...
...
Jan 14 20:55:33 test firewalld[673]: WARNING: COMMAND_FAILED: '/usr/sbin/ip...).
Hint: Some lines were ellipsized, use -l to show in full.
[root@test 12345]# service firewalld stop            //关闭防火墙
Redirecting to /bin/systemctl stop firewalld.service
root@test 12345]# docker ps    //再查看运行中的容器
CONTAINER ID   IMAGE     COMMAND             CREATED          STATUS          PORTS                    NAMES
79f229042aae   tomcat    "catalina.sh run"   49 seconds ago   Up 47 seconds   0.0.0.0:8888->8080/tcp   cranky_wu
[root@test 12345]# docker exec -it 79f229042aae /bin/bash   //进入容器内部
root@79f229042aae:/usr/local/tomcat# ls
BUILDING.txt  CONTRIBUTING.md  LICENSE    NOTICE    README.md  RELEASE-NOTES  RUNNING.txt  bin  conf  lib  logs  native-jni-lib  temp  webapps  webapps.dist  work
root@79f229042aae:/usr/local/tomcat# cd webapps
root@79f229042aae:/usr/local/tomcat/webapps# ls  
root@79f229042aae:/usr/local/tomcat/webapps# cd ..
root@79f229042aae:/usr/local/tomcat# ls
BUILDING.txt  CONTRIBUTING.md  LICENSE    NOTICE    README.md  RELEASE-NOTES  RUNNING.txt  bin  conf  lib  logs  native-jni-lib  temp  webapps  webapps.dist  work
root@79f229042aae:/usr/local/tomcat# mv  webapps webapps2   //将两个文件夹分别改名
root@79f229042aae:/usr/local/tomcat# mv webapps.dist webapps //将两个文件夹分别改名
root@79f229042aae:/usr/local/tomcat#

刷新浏览器重新访问就好