MDS-00013：未找到元数据对象“/WEB-INF/Foo.xml”的元数据
MDS-00013: no metadata found for metadata object "/WEB-INF/Foo.xml"
我们的应用程序有问题。单个 ADF 应用程序连接到具有共享 HumanTask 的 6 个不同的 SOA 进程。
一个进程正在播种 错误 500--内部服务器错误 当另一个进程正常午餐时尝试显示内容。
例外情况是 -
oracle.adf.controller.ControllerException: ADFC-02001: The ADF Controller cannot find '/WEB-INF/POApproveTask_TaskFlow.xml'.
at oracle.adfinternal.controller.metadata.provider.mds.MdsMetadataResourceProvider.getMetadataObjects(MdsMetadataResourceProvider.java:466)
at oracle.adfinternal.controller.metadata.provider.mds.MdsMetadataResourceProvider.loadUnmutalbeMetadataResources(MdsMetadataResourceProvider.java:367)
at oracle.adfinternal.controller.metadata.provider.mds.MdsMetadataResourceProvider.getResources(MdsMetadataResourceProvider.java:179)
at oracle.adfinternal.controller.metadata.MetadataServiceImpl.getTaskFlowDefinition(MetadataServiceImpl.java:209)
at oracle.adfinternal.controller.util.SecurityUtils.invokeURLAllowed(SecurityUtils.java:33)
at oracle.adfinternal.controller.engine.ControlFlowEngine.invokeTaskFlow(ControlFlowEngine.java:210)
at oracle.adfinternal.controller.application.RemoteTaskFlowCallRequestHandler.invokeTaskFlowByUrl(RemoteTaskFlowCallRequestHandler.java:99)
at oracle.adfinternal.controller.application.RemoteTaskFlowCallRequestHandler.doCreateView(RemoteTaskFlowCallRequestHandler.java:64)
at oracle.adfinternal.controller.application.BaseRequestHandlerImpl.createView(BaseRequestHandlerImpl.java:57)
at org.apache.myfaces.trinidadinternal.application.ViewHandlerImpl.createView(ViewHandlerImpl.java:95)
at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl._restoreView(LifecycleImpl.java:831)
at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl._executePhase(LifecycleImpl.java:422)
at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:207)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:265)
at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:227)
at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125)
at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:301)
at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:26)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.adf.model.servlet.ADFBindingFilter.doFilter(ADFBindingFilter.java:205)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.adfinternal.view.faces.webapp.rich.RegistrationFilter.doFilter(RegistrationFilter.java:128)
at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl$FilterListChain.doFilter(TrinidadFilterImpl.java:446)
at oracle.adfinternal.view.faces.activedata.AdsFilter.doFilter(AdsFilter.java:60)
at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl$FilterListChain.doFilter(TrinidadFilterImpl.java:446)
at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl._doFilterImpl(TrinidadFilterImpl.java:271)
at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl.doFilter(TrinidadFilterImpl.java:177)
at org.apache.myfaces.trinidad.webapp.TrinidadFilter.doFilter(TrinidadFilter.java:92)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.bpel.services.workflow.client.worklist.util.WorkflowFilter.doFilter(WorkflowFilter.java:175)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.bpel.services.workflow.client.worklist.util.DisableUrlSessionFilter.doFilter(DisableUrlSessionFilter.java:70)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.adf.library.webapp.LibraryFilter.doFilter(LibraryFilter.java:180)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.security.jps.ee.http.JpsAbsFilter.run(JpsAbsFilter.java:119)
at java.security.AccessController.doPrivileged(Native Method)
at oracle.security.jps.util.JpsSubject.doAsPrivileged(JpsSubject.java:324)
at oracle.security.jps.ee.util.JpsPlatformUtil.runJaasMode(JpsPlatformUtil.java:460)
at oracle.security.jps.ee.http.JpsAbsFilter.runJaasMode(JpsAbsFilter.java:103)
at oracle.security.jps.ee.http.JpsAbsFilter.doFilter(JpsAbsFilter.java:171)
at oracle.security.jps.ee.http.JpsFilter.doFilter(JpsFilter.java:71)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.dms.servlet.DMSServletFilter.doFilter(DMSServletFilter.java:163)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at weblogic.servlet.internal.RequestEventsFilter.doFilter(RequestEventsFilter.java:27)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.wrapRun(WebAppServletContext.java:3730)
at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3696)
at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:120)
at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2273)
at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2179)
at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1490)
at weblogic.work.ExecuteThread.execute(ExecuteThread.java:256)
at weblogic.work.ExecuteThread.run(ExecuteThread.java:221)
Caused by: oracle.mds.core.MetadataNotFoundException: MDS-00013: no metadata found for metadata object "/WEB-INF/POApproveTask_TaskFlow.xml"
at oracle.mds.core.MetadataObject.getBaseMO(MetadataObject.java:1408)
at oracle.mds.core.MDSSession.getBaseMO(MDSSession.java:3874)
at oracle.mds.core.MDSSession.getMetadataObject(MDSSession.java:1589)
at oracle.mds.core.MOResolver.getMetadataObjects(MOResolver.java:231)
at oracle.adfinternal.controller.metadata.provider.mds.MdsMetadataResourceProvider.getMetadataObjects(MdsMetadataResourceProvider.java:413)
... 55 more
好吧，我们对存在该问题的 BPM 流程之一的一些旧版本进行了清理，效果非常好。
我们仍然不知道发生了什么...
我们的应用程序有问题。单个 ADF 应用程序连接到具有共享 HumanTask 的 6 个不同的 SOA 进程。
一个进程正在播种 错误 500--内部服务器错误 当另一个进程正常午餐时尝试显示内容。
例外情况是 -
oracle.adf.controller.ControllerException: ADFC-02001: The ADF Controller cannot find '/WEB-INF/POApproveTask_TaskFlow.xml'.
at oracle.adfinternal.controller.metadata.provider.mds.MdsMetadataResourceProvider.getMetadataObjects(MdsMetadataResourceProvider.java:466)
at oracle.adfinternal.controller.metadata.provider.mds.MdsMetadataResourceProvider.loadUnmutalbeMetadataResources(MdsMetadataResourceProvider.java:367)
at oracle.adfinternal.controller.metadata.provider.mds.MdsMetadataResourceProvider.getResources(MdsMetadataResourceProvider.java:179)
at oracle.adfinternal.controller.metadata.MetadataServiceImpl.getTaskFlowDefinition(MetadataServiceImpl.java:209)
at oracle.adfinternal.controller.util.SecurityUtils.invokeURLAllowed(SecurityUtils.java:33)
at oracle.adfinternal.controller.engine.ControlFlowEngine.invokeTaskFlow(ControlFlowEngine.java:210)
at oracle.adfinternal.controller.application.RemoteTaskFlowCallRequestHandler.invokeTaskFlowByUrl(RemoteTaskFlowCallRequestHandler.java:99)
at oracle.adfinternal.controller.application.RemoteTaskFlowCallRequestHandler.doCreateView(RemoteTaskFlowCallRequestHandler.java:64)
at oracle.adfinternal.controller.application.BaseRequestHandlerImpl.createView(BaseRequestHandlerImpl.java:57)
at org.apache.myfaces.trinidadinternal.application.ViewHandlerImpl.createView(ViewHandlerImpl.java:95)
at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl._restoreView(LifecycleImpl.java:831)
at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl._executePhase(LifecycleImpl.java:422)
at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:207)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:265)
at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:227)
at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125)
at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:301)
at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:26)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.adf.model.servlet.ADFBindingFilter.doFilter(ADFBindingFilter.java:205)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.adfinternal.view.faces.webapp.rich.RegistrationFilter.doFilter(RegistrationFilter.java:128)
at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl$FilterListChain.doFilter(TrinidadFilterImpl.java:446)
at oracle.adfinternal.view.faces.activedata.AdsFilter.doFilter(AdsFilter.java:60)
at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl$FilterListChain.doFilter(TrinidadFilterImpl.java:446)
at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl._doFilterImpl(TrinidadFilterImpl.java:271)
at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl.doFilter(TrinidadFilterImpl.java:177)
at org.apache.myfaces.trinidad.webapp.TrinidadFilter.doFilter(TrinidadFilter.java:92)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.bpel.services.workflow.client.worklist.util.WorkflowFilter.doFilter(WorkflowFilter.java:175)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.bpel.services.workflow.client.worklist.util.DisableUrlSessionFilter.doFilter(DisableUrlSessionFilter.java:70)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.adf.library.webapp.LibraryFilter.doFilter(LibraryFilter.java:180)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.security.jps.ee.http.JpsAbsFilter.run(JpsAbsFilter.java:119)
at java.security.AccessController.doPrivileged(Native Method)
at oracle.security.jps.util.JpsSubject.doAsPrivileged(JpsSubject.java:324)
at oracle.security.jps.ee.util.JpsPlatformUtil.runJaasMode(JpsPlatformUtil.java:460)
at oracle.security.jps.ee.http.JpsAbsFilter.runJaasMode(JpsAbsFilter.java:103)
at oracle.security.jps.ee.http.JpsAbsFilter.doFilter(JpsAbsFilter.java:171)
at oracle.security.jps.ee.http.JpsFilter.doFilter(JpsFilter.java:71)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at oracle.dms.servlet.DMSServletFilter.doFilter(DMSServletFilter.java:163)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at weblogic.servlet.internal.RequestEventsFilter.doFilter(RequestEventsFilter.java:27)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.wrapRun(WebAppServletContext.java:3730)
at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3696)
at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:120)
at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2273)
at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2179)
at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1490)
at weblogic.work.ExecuteThread.execute(ExecuteThread.java:256)
at weblogic.work.ExecuteThread.run(ExecuteThread.java:221)
Caused by: oracle.mds.core.MetadataNotFoundException: MDS-00013: no metadata found for metadata object "/WEB-INF/POApproveTask_TaskFlow.xml"
at oracle.mds.core.MetadataObject.getBaseMO(MetadataObject.java:1408)
at oracle.mds.core.MDSSession.getBaseMO(MDSSession.java:3874)
at oracle.mds.core.MDSSession.getMetadataObject(MDSSession.java:1589)
at oracle.mds.core.MOResolver.getMetadataObjects(MOResolver.java:231)
at oracle.adfinternal.controller.metadata.provider.mds.MdsMetadataResourceProvider.getMetadataObjects(MdsMetadataResourceProvider.java:413)
... 55 more
好吧，我们对存在该问题的 BPM 流程之一的一些旧版本进行了清理，效果非常好。 我们仍然不知道发生了什么...