各位好~我在做关于weblogic portal的开发，但是现在遇到了2个问题
问题1、使用oracle weblogic portal 自带的工具，特别占用系统内存，如何解决。2、使用自定义开发工具开发的portal运行时报错，错误如下：
3、我还是想使用myeclipse开发工具，开发portal，如何配置。
错误：
<2011-1-11 下午06时13分49秒 CST> <Error> <J2EE> <BEA-160197> <Unable to load descriptor E:\OracleWeblogicPortal\Middleware\wlserver_10.3\samples\domains\wl_server\servers\examplesServer\tmp\_WL_user\wlp-framework-full-app-lib\etsfeo/META-INF/communities-config.xml of module null. The error is weblogic.descriptor.DescriptorException: Unmarshaller failed
at weblogic.descriptor.internal.MarshallerFactory$1.createDescriptor(MarshallerFactory.java:161)
at weblogic.descriptor.BasicDescriptorManager.createDescriptor(BasicDescriptorManager.java:323)
at weblogic.application.descriptor.AbstractDescriptorLoader2.getDescriptorBeanFromReader(AbstractDescriptorLoader2.java:788)
at weblogic.application.descriptor.AbstractDescriptorLoader2.createDescriptorBean(AbstractDescriptorLoader2.java:411)
at weblogic.application.descriptor.AbstractDescriptorLoader2.loadDescriptorBeanWithoutPlan(AbstractDescriptorLoader2.java:759)
at weblogic.application.descriptor.AbstractDescriptorLoader2.loadDescriptorBean(AbstractDescriptorLoader2.java:768)
at weblogic.application.descriptor.AbstractDescriptorLoader2._mergeDescriptors(AbstractDescriptorLoader2.java:547)
at weblogic.application.descriptor.AbstractDescriptorLoader2.mergeDescriptors(AbstractDescriptorLoader2.java:459)
at weblogic.application.config.ConfigDescriptorManager.parseMergedDescriptorBean(ConfigDescriptorManager.java:120)
at weblogic.application.config.DefaultModule.parseDescriptorBean(DefaultModule.java:476)
at weblogic.application.config.DefaultModule.prepare(DefaultModule.java:282)
at weblogic.application.internal.flow.ModuleListenerInvoker.prepare(ModuleListenerInvoker.java:199)
at weblogic.application.internal.flow.DeploymentCallbackFlow$1.next(DeploymentCallbackFlow.java:391)
at weblogic.application.utils.StateMachineDriver.nextState(StateMachineDriver.java:83)
at weblogic.application.internal.flow.DeploymentCallbackFlow.prepare(DeploymentCallbackFlow.java:59)
at weblogic.application.internal.flow.DeploymentCallbackFlow.prepare(DeploymentCallbackFlow.java:43)
at weblogic.application.internal.BaseDeployment$1.next(BaseDeployment.java:1221)
at weblogic.application.utils.StateMachineDriver.nextState(StateMachineDriver.java:83)
at weblogic.application.internal.BaseDeployment.prepare(BaseDeployment.java:367)
at weblogic.application.internal.EarDeployment.prepare(EarDeployment.java:54)
at weblogic.application.internal.DeploymentStateChecker.prepare(DeploymentStateChecker.java:154)
at weblogic.deploy.internal.targetserver.AppContainerInvoker.prepare(AppContainerInvoker.java:60)
at weblogic.deploy.internal.targetserver.operations.ActivateOperation.createAndPrepareContainer(ActivateOperation.java:207)
at weblogic.deploy.internal.targetserver.operations.ActivateOperation.doPrepare(ActivateOperation.java:98)
at weblogic.deploy.internal.targetserver.operations.AbstractOperation.prepare(AbstractOperation.java:217)
at weblogic.deploy.internal.targetserver.DeploymentManager.handleDeploymentPrepare(DeploymentManager.java:747)
at weblogic.deploy.internal.targetserver.DeploymentManager.prepareDeploymentList(DeploymentManager.java:1216)
at weblogic.deploy.internal.targetserver.DeploymentManager.handlePrepare(DeploymentManager.java:250)
at weblogic.deploy.internal.targetserver.DeploymentServiceDispatcher.prepare(DeploymentServiceDispatcher.java:159)
at weblogic.deploy.service.internal.targetserver.DeploymentReceiverCallbackDeliverer.doPrepareCallback(DeploymentReceiverCallbackDeliverer.java:157)
at weblogic.deploy.service.internal.targetserver.DeploymentReceiverCallbackDeliverer.access$000(DeploymentReceiverCallbackDeliverer.java:12)
at weblogic.deploy.service.internal.targetserver.DeploymentReceiverCallbackDeliverer$1.run(DeploymentReceiverCallbackDeliverer.java:45)
at weblogic.work.SelfTuningWorkManagerImpl$WorkAdapterImpl.run(SelfTuningWorkManagerImpl.java:516)
at weblogic.work.ExecuteThread.execute(ExecuteThread.java:201)
at weblogic.work.ExecuteThread.run(ExecuteThread.java:173)
Caused by: com.bea.xml.XmlException: failed to load java type corresponding to e=communities-config@http://www.bea.com/ns/portal/90/communities-config
at com.bea.staxb.runtime.internal.UnmarshalResult.getPojoBindingType(UnmarshalResult.java:371)
at com.bea.staxb.runtime.internal.UnmarshalResult.determineTypeForGlobalElement(UnmarshalResult.java:326)
at com.bea.staxb.runtime.internal.UnmarshalResult.determineTypeForGlobalElement(UnmarshalResult.java:336)
at com.bea.staxb.runtime.internal.UnmarshalResult.determineRootType(UnmarshalResult.java:317)
at com.bea.staxb.runtime.internal.UnmarshalResult.unmarshalDocument(UnmarshalResult.java:168)
at com.bea.staxb.runtime.internal.UnmarshallerImpl.unmarshal(UnmarshallerImpl.java:65)
at weblogic.descriptor.internal.MarshallerFactory$1.createDescriptor(MarshallerFactory.java:150)
... 34 more
.>
<2011-1-11 下午06时13分49秒 CST> <Error> <Deployer> <BEA-149265> <Failure occurred in the execution of deployment request with ID '1294740825191' for task '5'. Error is: 'weblogic.application.ModuleException: Error reading descriptor: META-INF/communities-config.xml for app module myPortalEAR'
weblogic.application.ModuleException: Error reading descriptor: META-INF/communities-config.xml for app module myPortalEAR
at weblogic.application.config.DefaultModule.parseDescriptorBean(DefaultModule.java:483)
at weblogic.application.config.DefaultModule.prepare(DefaultModule.java:282)
at weblogic.application.internal.flow.ModuleListenerInvoker.prepare(ModuleListenerInvoker.java:199)
at weblogic.application.internal.flow.DeploymentCallbackFlow$1.next(DeploymentCallbackFlow.java:391)
at weblogic.application.utils.StateMachineDriver.nextState(StateMachineDriver.java:83)
Truncated. see log file for complete stacktrace
Caused By: com.bea.xml.XmlException: failed to load java type corresponding to e=communities-config@http://www.bea.com/ns/portal/90/communities-config
at com.bea.staxb.runtime.internal.UnmarshalResult.getPojoBindingType(UnmarshalResult.java:371)
at com.bea.staxb.runtime.internal.UnmarshalResult.determineTypeForGlobalElement(UnmarshalResult.java:326)
at com.bea.staxb.runtime.internal.UnmarshalResult.determineTypeForGlobalElement(UnmarshalResult.java:336)
at com.bea.staxb.runtime.internal.UnmarshalResult.determineRootType(UnmarshalResult.java:317)
at com.bea.staxb.runtime.internal.UnmarshalResult.unmarshalDocument(UnmarshalResult.java:168)
Truncated. see log file for complete stacktrace
>
<2011-1-11 下午06时13分49秒 CST> <Warning> <Deployer> <BEA-149004> <Failures were detected while initiating deploy task for application 'myPortalEAR'.>
<2011-1-11 下午06时13分49秒 CST> <Warning> <Deployer> <BEA-149078> <Stack trace for message 149004
weblogic.application.ModuleException: Error reading descriptor: META-INF/communities-config.xml for app module myPortalEAR
at weblogic.application.config.DefaultModule.parseDescriptorBean(DefaultModule.java:483)
at weblogic.application.config.DefaultModule.prepare(DefaultModule.java:282)
at weblogic.application.internal.flow.ModuleListenerInvoker.prepare(ModuleListenerInvoker.java:199)
at weblogic.application.internal.flow.DeploymentCallbackFlow$1.next(DeploymentCallbackFlow.java:391)
at weblogic.application.utils.StateMachineDriver.nextState(StateMachineDriver.java:83)
Truncated. see log file for complete stacktrace
Caused By: com.bea.xml.XmlException: failed to load java type corresponding to e=communities-config@http://www.bea.com/ns/portal/90/communities-config
at com.bea.staxb.runtime.internal.UnmarshalResult.getPojoBindingType(UnmarshalResult.java:371)
at com.bea.staxb.runtime.internal.UnmarshalResult.determineTypeForGlobalElement(UnmarshalResult.java:326)
at com.bea.staxb.runtime.internal.UnmarshalResult.determineTypeForGlobalElement(UnmarshalResult.java:336)
at com.bea.staxb.runtime.internal.UnmarshalResult.determineRootType(UnmarshalResult.java:317)
at com.bea.staxb.runtime.internal.UnmarshalResult.unmarshalDocument(UnmarshalResult.java:168)
Truncated. see log file for complete stacktrace
>
--------------------编程问答-------------------- 最近也研究portal1032,希望能一起研究
补充：企业软件 , 中间件
