2020-02-19 21:20:18.877 WARN 1460 --- [nio-8080-exec-6] .m.m.a.ExceptionHandlerExceptionResolver : Resolved [java.lang.IllegalArgumentException: Wildcard string cannot be null or empty. Make sure permission strings are properly formatted.]
经过查找发现数据库中的一个菜单的code为空,所以在使用shiro鉴权时出现报错