Patch 17191718 conflicts with existing patch 20715966 when trying to fix error java.lang.RuntimeException: java.lang.Exception: MDSLockedSessionManager already registered. Can't register more than one.

Patch 17191718 conflicts with existing patch 20715966 when trying to fix error java.lang.RuntimeException: java.lang.Exception: MDSLockedSessionManager already registered. Can't register more than one.

If applying patch 17191718 to fix errors as below, it will conflict with existing patch 20715966 in the Oracle Home. 

[wls_ods1] [ERROR] [ADFC-50016] [oracle.adfinternal.controller.application.AdfcExceptionHandler] [tid: [ACTIVE].ExecuteThread: '1' for queue: 'weblogic.kernel.Default (self-tuning)'] [userId: <
anonymous>] [APP: odsm#11.1.1.2.0] ADFc: While handling an exception the application's exception handler threw a new exception.[[
java.lang.RuntimeException: java.lang.Exception: MDSLockedSessionManager already registered. Can't register more than one.


Patch [ 17191718 ] conflict with patch(es) [  20715966 ] in the Oracle Home.

To resolve patch conflicts please contact Oracle Support Services.

If you continue, patch(es) [  20715966 ] will be rolled back and the new Patch  [ 17191718 ] will 
be installed.
Do you want to proceed? [y|n]



To resolve this issue, instead of applying 17191718, apply Patch 21665104: MERGE REQUEST ON TOP OF 11.1.1.7.0 FOR BUGS 20715966 17191718


Related Posts:

ODSM 11g - Applying Patch 21665104: MERGE REQUEST ON TOP OF 11.1.1.7.0 FOR BUGS 20715966 17191718 to resolve errors java.lang.Exception: MDSLockedSessionManager already registered. Can't register more than one.

FMW 11.1.1.7.0 - Applying Patch 20805649: REL9 BP16 CUMULATIVE JDEVADF_11.1.1.7.9ADF-FAREL9-BP_GENERIC_150401.1409.6807

FMW 11.1.1.7.0 - Applying Oracle Jdeveloper Patch 20265562: MERGE REQUEST ON TOP OF 11.1.1.7.0 FOR BUGS 19890682 14047857 16632043

Applying Patch 20715966: JDEVADF SECURITY PATCH UPDATE 11.1.1.7.0 (CPUJUL2015)

FMW 11.1.1.7.0 - Applying Patch 18182516: UTF-8 CHARACTERS E3 E80 E81 NOT RECOGNIZED PROPERLY BY B2B

ODSM 11g - Applying Patch 21665104: MERGE REQUEST ON TOP OF 11.1.1.7.0 FOR BUGS 20715966 17191718 to resolve errors java.lang.Exception: MDSLockedSessionManager already registered. Can't register more than one.

ODSM 11g - Applying Patch 21665104: MERGE REQUEST ON TOP OF 11.1.1.7.0 FOR BUGS 20715966 17191718 to resolve errors java.lang.Exception: MDSLockedSessionManager already registered. Can't register more than one.

If seeing errors as below in the wls-ods1-diagnostic.log file while accessing OID, apply Patch 21665104: MERGE REQUEST ON TOP OF 11.1.1.7.0 FOR BUGS 20715966 17191718.

Please note if you try applying Patch 17191718, it will conflict with existing Patch 20715966.

[wls_ods1] [ERROR] [ADFC-50016] [oracle.adfinternal.controller.application.AdfcExceptionHandler] [tid: [ACTIVE].ExecuteThread: '1' for queue: 'weblogic.kernel.Default (self-tuning)'] [userId: <
anonymous>] [APP: odsm#11.1.1.2.0] ADFc: While handling an exception the application's exception handler threw a new exception.[[
java.lang.RuntimeException: java.lang.Exception: MDSLockedSessionManager already registered. Can't register more than one.
        at oracle.adf.controller.internal.mds.LockedTransactionManager.<init>(LockedTransactionManager.java:48)
        at oracle.adfinternal.controller.faces.lifecycle.ADFPhaseListener$1.before(ADFPhaseListener.java:330)
        at oracle.adfinternal.controller.faces.lifecycle.ADFPhaseListener.beforePhase(ADFPhaseListener.java:76)
        at oracle.adfinternal.controller.faces.lifecycle.ADFLifecyclePhaseListener.beforePhase(ADFLifecyclePhaseListener.java:44)
        at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl._executePhase(LifecycleImpl.java:378)
        at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:207)
        at javax.faces.webapp.FacesServlet.service(FacesServlet.java:265)

Applying Patch 21665104

- Download Patch 21665104 (p21665104_111170_Generic.zip)

- Set ORACLE_HOME to $MW_HOME/oracle_common, ensure other environment variables including PATH are set

- Unzip the patch

$ unzip p21665104_111170_Generic.zip

- Stop MT Services

- cd PATCH_TOP/21665104/oui

- Apply patch

$ opatch apply

- Verify patch applied

$ opatch lsinventory |grep 21665104


- Start MT Services

Related Posts:

Patch 17191718 conflicts with existing patch 20715966 when trying to fix error java.lang.RuntimeException: java.lang.Exception: MDSLockedSessionManager already registered. Can't register more than one.

FMW 11.1.1.7.0 - Applying Patch 20805649: REL9 BP16 CUMULATIVE JDEVADF_11.1.1.7.9ADF-FAREL9-BP_GENERIC_150401.1409.6807

FMW 11.1.1.7.0 - Applying Oracle Jdeveloper Patch 20265562: MERGE REQUEST ON TOP OF 11.1.1.7.0 FOR BUGS 19890682 14047857 16632043

Applying Patch 20715966: JDEVADF SECURITY PATCH UPDATE 11.1.1.7.0 (CPUJUL2015)

FMW 11.1.1.7.0 - Applying Patch 18182516: UTF-8 CHARACTERS E3 E80 E81 NOT RECOGNIZED PROPERLY BY B2B

Applying Patch 20715966: JDEVADF SECURITY PATCH UPDATE 11.1.1.7.0 (CPUJUL2015)

Applying Patch 20715966: JDEVADF SECURITY PATCH UPDATE 11.1.1.7.0 (CPUJUL2015)

Applying Patch 20715966: JDEVADF SECURITY PATCH UPDATE 11.1.1.7.0 (CPUJUL2015)

- Review and download the latest version of OPatch to 

a) For Standalone JDeveloper/Standalone WLS install type: Download the latest version of OPatch(11.1.0.0.0) via BUG 5912518
b) b) For OUI (WebCenter/SOA/Classic/etc) install type: Download the latest version of OPatch (11.1.0.8.3 or higher) via BUG 6880880

- Ensure access to valid OUI Inventory by running opatch lsinventory

- Validate the executables in system PATH like 'which opatch', 'which unzip'

- Ensure Perl is 5.00503 or higher by sourcing ORACLE_HOME and running 'perl -v'

- For standalone Jdeveloper install or standalone WebLogic install types make sure that WLS server is stopped.


Applying Patch

1. Unzip the patch 20715966 zip file into the PATCH_TOP.

   $ unzip -d PATCH_TOP p20715966_111170_Generic.zip

2. cd PATCH_TOP/20715966/oui

3. Apply patch (Take cold backup as applicable, recommended though not mandatory)

  i) For OUI HOME, run opatch apply

 ii) For standalone JDeveloper Home, run opatch apply -jdk <jdk_path> -jre <jre_path>


4. If Patch is successful, restart MT services - Admin & Managed Servers for OUI Home, Restart Jdeveloper and Integrated WLS for standalone Jdev Home. 

5. Clearing tmp directory recommended post patching and before restarting services.

For standalone JDev Home - 

Default location of tmp => [JDEV_USER_DIR]\DefaultDomain\servers\DefaultServer\tmp\* 

For OUI Home - Default location of tmp =>   

[MW_HOME]/user_projects/domains/[DOMAIN_NAME]/servers/[SERVER NAME]/tmp/*


Patch rollback

If patch fails for some reason, rollback the patch and restart MT services.

$ opatch rollback -id 20715966 -jdk <jdk_path> -jre <jre_path>

Clearing tmp directory recommended post rollback before restarting services.

For standalone JDev Home - 

Default location of tmp => [JDEV_USER_DIR]\DefaultDomain\servers\DefaultServer\tmp\* 

For OUI Home - Default location of tmp =>   

[MW_HOME]/user_projects/domains/[DOMAIN_NAME]/servers/[SERVER NAME]/tmp/*



Related Posts:

FMW 11.1.1.7.0 - Applying Patch 18182516: UTF-8 CHARACTERS E3 E80 E81 NOT RECOGNIZED PROPERLY BY B2B

FMW 11.1.1.7.0 - Applying Oracle Jdeveloper Patch 20265562: MERGE REQUEST ON TOP OF 11.1.1.7.0 FOR BUGS 19890682 14047857 16632043