启动报错 神奇 有这个找不到 org.nutz.boot.banner.SimpleBannerPrinter
求大佬 指点

log4j:WARN No appenders could be found for logger (org.nutz.boot.banner.SimpleBannerPrinter).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.