RocketMQ项目rocketmq-externals中rocketmq-console启动报错

1. 视界

2.背景

下载git项目：https://github.com/apache/rocketmq-externals
然后进入rocketmq-console中执行

$ mvn clean package -DskipTests=true

然后打包成功如下

lcc@lcc target$ ll
total 79936
drwxr-xr-x  14 lcc  staff       448 Oct  8 20:08 ./
drwxr-xr-x  13 lcc  staff       416 Oct  8 20:09 ../
-rw-r--r--   1 lcc  staff     11942 Oct  8 20:08 checkstyle-cachefile
-rw-r--r--   1 lcc  staff      5852 Oct  8 20:08 checkstyle-checker.xml
-rw-r--r--   1 lcc  staff     13058 Oct  8 20:08 checkstyle-result.xml
drwxr-xr-x   8 lcc  staff       256 Oct  8 20:08 clas