Hibernate ExceptionInInitializerError 异常

Exception in thread "main" java.lang.ExceptionInInitializerError
    at org.hibernate.cfg.Configuration.reset(Configuration.java:330)
    at org.hibernate.cfg.Configuration.<init>(Configuration.java:296)
    at org.hibernate.cfg.Configuration.<init>(Configuration.java:300)
    at org.hibernate.cfg.AnnotationConfiguration.<init>(AnnotationConfiguration.java:74)
    at com.macleo.SaveWorker.main(SaveWorker.java:25)
Caused by: java.lang.NullPointerException
    at org.hibernate.util.ConfigHelper.getResourceAsStream(ConfigHelper.java:167)
    at org.hibernate.cfg.Environment.<clinit>(Environment.java:608)
    ... 5 more

我是自己创建了一个user library，然后就悲剧了

 

解决方法

增加user library的时候有个复选框"System libary(added to the boot class path)"，这个东西不要勾上了

或者把要用到的jar文件直接加到工程里面