我已将我的 WebSphere 从 8.5 升级到 9。现在，在启动服务器时，我遇到了这些异常。我的项目在 8.5 中运行良好，现在升级到 9 后，我什至无法启动 WebSphere 服务器。任何建议将不胜感激。
[8/20/19 13:41:48:418 EDT] 00000057 annotation W com.ibm.ws.webcontainer.annotation.WASAnnotationHelper collectClasses SRVE8000W: Skipped class that failed to initialize for annotation scanning.
java.lang.ClassNotFoundException: com.sun.faces.taglib.jsf_core.SubviewTag
at java.lang.Class.forNameImpl(Native Method)
at java.lang.Class.forName(Class.java:403)
at com.ibm.ws.webcontainer.annotation.WASAnnotationHelper.loadClass(WASAnnotationHelper.java:1004)
at com.ibm.ws.webcontainer.annotation.WASAnnotationHelper.collectClasses(WASAnnotationHelper.java:214)
at com.ibm.ws.webcontainer.annotation.WASAnnotationHelper.<init>(WASAnnotationHelper.java:165)
at com.ibm.ws.webcontainer.annotation.WASAnnotationHelperManager.getAnnotationHelper(WASAnnotationHelperManager.java:66)
at com.ibm.ws.webcontainer.metadata.WebMetaDataFactory.handOffReferenceData(WebMetaDataFactory.java:440)
at com.ibm.ws.webcontainer.metadata.WebMetaDataFactory.createMetaData(WebMetaDataFactory.java:413)
at com.ibm.ws.runtime.component.MetaDataMgrImpl.createMetaDataFromFactories(MetaDataMgrImpl.java:229)
at com.ibm.ws.runtime.component.MetaDataMgrImpl.createMetaData(MetaDataMgrImpl.java:567)
at com.ibm.ws.runtime.component.DeployedModuleImpl.preStart(DeployedModuleImpl.java:553)
at com.ibm.ws.runtime.component.DeployedApplicationImpl.preStart(DeployedApplicationImpl.java:849)
at com.ibm.ws.runtime.component.DeployedApplicationImpl.start(DeployedApplicationImpl.java:1045)
at com.ibm.ws.runtime.component.ApplicationMgrImpl.startApplication(ApplicationMgrImpl.java:786)
at com.ibm.ws.runtime.component.ApplicationMgrImpl$5.run(ApplicationMgrImpl.java:2238)
at com.ibm.ws.security.auth.ContextManagerImpl.runAs(ContextManagerImpl.java:5488)
at com.ibm.ws.security.auth.ContextManagerImpl.runAsSystem(ContextManagerImpl.java:5614)
at com.ibm.ws.security.core.SecurityContext.runAsSystem(SecurityContext.java:255)
at com.ibm.ws.runtime.component.ApplicationMgrImpl.start(ApplicationMgrImpl.java:2243)
at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.start(CompositionUnitMgrImpl.java:436)
at com.ibm.ws.runtime.component.CompositionUnitImpl.start(CompositionUnitImpl.java:123)
at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.start(CompositionUnitMgrImpl.java:379)
at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.access$500(CompositionUnitMgrImpl.java:127)
at com.ibm.ws.runtime.component.CompositionUnitMgrImpl$CUInitializer.run(CompositionUnitMgrImpl.java:985)
at com.ibm.wsspi.runtime.component.WsComponentImpl$_AsynchInitializer.run(WsComponentImpl.java:502)
at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1892)