错误提示：-Djava.ext.dirs=lib\x86_64;lib is not supported. Use -classpath instead.
Reason: java version problem
Solution:
1. If you have installed multiple versions of java on your computer, please change the location of the java_home environment variable in the environment variable, that is, change the version of java. I am currently java9, so I report an error, and change to 8 is no problem;
2. If 1 does not solve your problem, try this https://www.jianshu.com/p/77db2ea8098f