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任何人都可以幫助我在我的WebLogic Server能夠解決這些錯誤。java.lang.SecurityException異常：密封侵犯：不能密封包裝com.sun.xml.bind：已加載
Caused by: java.lang.SecurityException: sealing violation: can't seal package com.sun.xml.bind: already loaded
at java.net.URLClassLoader.defineClass(URLClassLoader.java:242)
at java.net.URLClassLoader.access$000(URLClassLoader.java:58)
at java.net.URLClassLoader$1.run(URLClassLoader.java:197)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
at com.sun.xml.bind.v2.runtime.JAXBContextImpl$3.run(JAXBContextImpl.java:295)
at com.sun.xml.bind.v2.runtime.JAXBContextImpl$3.run(JAXBContextImpl.java:294)
at java.security.AccessController.doPrivileged(Native Method)
at com.sun.xml.bind.v2.runtime.JAXBContextImpl.<init>(JAXBContextImpl.java:293)
at com.sun.xml.bind.v2.runtime.JAXBContextImpl.<init>(JAXBContextImpl.java:146)
at com.sun.xml.bind.v2.runtime.JAXBContextImpl$JAXBContextBuilder.build(JAXBContextImpl.java:1169)
at com.sun.xml.bind.v2.ContextFactory.createContext(ContextFactory.java:147)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at javax.xml.bind.ContextFinder.newInstance(ContextFinder.java:202)
at javax.xml.bind.ContextFinder.find(ContextFinder.java:363)
at javax.xml.bind.JAXBContext.newInstance(JAXBContext.java:574)
at javax.xml.bind.JAXBContext.newInstance(JAXBContext.java:522)
at com.sun.xml.ws.spi.ProviderImpl$2.run(ProviderImpl.java:235)
at com.sun.xml.ws.spi.ProviderImpl$2.run(ProviderImpl.java:232)
at java.security.AccessController.doPrivileged(Native Method)
at com.sun.xml.ws.spi.ProviderImpl.getEPRJaxbContext(ProviderImpl.java:232)
at com.sun.xml.ws.spi.ProviderImpl.<clinit>(ProviderImpl.java:95)
爲什麼這個異常是通用的，只顯示包「package com.sun.xml.bind」？