Jboss为什么有的类加载不进去

[有猿人]

为什么\JBOSS_HOME\server\smstest(自定义)\deploy下的war包，新打进去的一个jar包没有被加载呢，服务器都重起过，tmp下的也都删除了。
是在调用ejb的时候说找不到类，后边错误信息把BaseClassLoader加载的包都列出来了，就是没有我新打进去的包。

2011-11-22 22:12:20,118 INFO [STDOUT] (RequestProcessor-10) MZD10170FFE E 2011-11-22 22:12:20.118 IZA010T 117 01000 ITUSR01 CEZD1008 invoke 80 UnExpected Error : Transaction has roolbacked. Unexpected Exception has occured in EJBWrapper. : java.lang.ClassNotFoundException: jp.co.toyota.piza010.apl.CEIZA010Bean from BaseClassLoader@16b1731{VFSClassLoaderPolicy@1bfcb1c{name=vfszip:/C:/jboss-5.1.0.GA/server/smstest/deploy/ZDAPLInterfaceEAR.ear/ domain=ClassLoaderDomain@1a29120{name=DefaultDomain parentPolicy=BEFORE parent=org.jboss.bootstrap.NoAnnotationURLClassLoader@544ec1} roots=[MemoryContextHandler@11521120[path= context=vfsmemory://5c4o2s1h-ohx7bl-gvazd908-1-gvazdo5b-20 real=vfsmemory://5c4o2s1h-ohx7bl-gvazd908-1-gvazdo5b-20], DelegatingHandler@26396542[path=ZDAPLInterfaceEAR.ear context=file:/C:/jboss-5.1.0.GA/server/smstest/deploy/ real=file:/C:/jboss-5.1.0.GA/server/smstest/deploy/ZDAPLInterfaceEAR.ear], DelegatingHandler@23541905[path=ZDAPLInterfaceEAR.ear/ZDAPLInterfaceEJBWrap.jar context=file:/C:/jboss-5.1.0.GA/server/smstest/deploy/ real=file:/C:/jboss-5.1.0.GA/server/smstest/deploy/ZDAPLInterfaceEAR.ear/ZDAPLInterfaceEJBWrap.jar], DelegatingHandler@28506351[path=ZDAPLInterfaceEAR.ear/ZDAPLInterface.jar context=file:/C:/jboss-5.1.0.GA/server/smstest/deploy/ real=file:/C:/jboss-5.1.0.GA/server/smstest/deploy/ZDAPLInterfaceEAR.ear/ZDAPLInterface.jar
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