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During the review of Oracle WebCenter Portal 11.1.1.8.8 platform we identified that WC_Spaces was having STUCK threads. STUCK Threads identified in WC_Spaces Checking the Threads that are in STUCK status you will find the following stack trace: [STUCK] ExecuteThread: '16' for queue: 'weblogic.kernel.Default (self-tuning)'" RUNNABLE                      java.util.HashMap.getEntry(HashMap.java:457)                      java.util.HashMap.get(HashMap.java:416)             oracle.webcenter.webcenterapp.internal.view.shell.WebCenterTabManagerImpl.updateViewIdToTabsMapForCurrentNode (WebCenterTabManagerImpl.java:848)             oracle.webcenter.webcenterapp.internal.view...

There is a BUG in the Alta UI Template provided with Oracle WebCenter Portal 12.2.1 When editing a Page of a Portal which is using Alta Template an incident will raise in your log file <Warning> <oracle.adfinternal.view.faces.taglib.util.TagUtils> <ADF_FACES-30120> <More than one af:skipLinkTarget found: T:wcCont, T:cpt11:container. Only one af:skipLinkTarget is allowed per page.> <Error> <oracle.adf.controller.internal.binding.TaskFlowRegionModelViewPort> <ADFC-64010> <ADFc: Page '/oracle/webcenter/page/scopedMD/s72cbbca4_98aa_454f_8362_f9da775ce41c/Page3fff015d_3303_40c0_b4cb_b69fa20bc7dc.jspx' references task flow binding 'portaltopnavigation' more than once, which is not supported.  The ids of the components referred are: ' T:cpt11:spnvpnRtl T:cpt11:spnvpn'.> <Error> <oracle.adf.controller.internal.binding.TaskFlowRegionModelViewPort> <BEA-000000> <> <Info> <oracle.dfw.inci...

After a fresh installation of Oracle WebCenter Portal 12.2.1 you will find the following annoying Stack Trace that it is repeated hundred of times. <Warning> <org.eclipse.persistence.jaxb.BeanValidationHelper> <BEA-000000> < Error parsing validation.xml the async way java.util.concurrent.ExecutionException: java.lang.IllegalArgumentException: URI scheme is not "file"                 at java.util.concurrent.FutureTask.report(FutureTask.java:122)                 at java.util.concurrent.FutureTask.get(FutureTask.java:192)                 at org.eclipse.persistence.jaxb.BeanValidationHelper.getConstraintsMap(BeanValidationHelper.java:139)                 at org.eclipse.pers...

Oracle WebCenter Portal 12cR2 is very weak without its brother Oracle WebCenter Content 12cR2 Now is time to install, configure and integrate Oracle WebCenter Portal 12.2.1 with Oracle WebCenter Content 12.2.1 Download the software from: http://www.oracle.com/technetwork/middleware/webcenter/content/downloads/index.html As usual... unzip and execute the Oracle Universal Installer for installing the software WebCenter Content 12c Universal Installer Select the ORACLE_HOME that we are using for all products (my case is /oracle/product as recommends the official guide) Settimg UP the ORACLE_HOME Finish the installer Installation of the WCC 12cR2 finished Execute RCU for creating WCC Schemas Execute RCU from /oracle/product/oracle_common/bin/rcu  RCU Welcome Page Make sure that you select the Orcle WebCenter Content Schemas WebCenter Content Schemas Finish the RCU! RCU Finished Launch the Domain Configuration Wizard to install WCC Manag...