org.hibernate.internal.util.ConfigHelper.getResourceAsStream错误

hibernate4，运行时出现以下错误：

java.lang.ExceptionInInitializerError
	at org.hibernate.cfg.Configuration.reset(Configuration.java:299)
	at org.hibernate.cfg.Configuration.<init>(Configuration.java:265)
	at org.hibernate.cfg.Configuration.<init>(Configuration.java:269)
	at com.hibernate.simple.TeacherTest.beforeClass(TeacherTest.java:17)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:24)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
	at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50)
	at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)
Caused by: java.lang.NullPointerException
	at org.hibernate.internal.util.ConfigHelper.getResourceAsStream(ConfigHelper.java:170)
	at org.hibernate.cfg.Environment.<clinit>(Environment.java:221)
	... 19 more

 

发现是与用户自定的User Libraries有关；

解决：在Eclipse中直接引入hibernate相关的包即可。