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Starting EBS Fails with "Exception while starting server 'oacore_server1' - Unable to obtain lock on oacore_server1.lok" (Doc ID 1905204.1)

Last updated on MAY 25, 2024

Applies to:

Oracle E-Business Suite Technology Stack - Version 12.2 and later
Information in this document applies to any platform.


E-Business Suite 12.2 Technology Stack, Weblogic Server related issues





Weblogic server startup fails with the following errors:

Starting server oacore_server1 ...
Error Starting server oacore_server1: weblogic.nodemanager.NMException: Exception while starting server 'oacore_server1'
ERROR: Unable to start up the managed server oacore_server1
07/06/14-13:37:05 :: exiting with status 1


The oacore_server1.out log file under $EBS_DOMAIN_DOMAIN\servers\oacore_server1\logs\ shows:

<Jul 6, 2014 1:33:46 PM EDT> <Info> <WebLogicServer> <BEA-000377> <Starting WebLogic Server with Java HotSpot(TM) 64-Bit Server VM Version 23.25-b01 from Oracle Corporation>

<Jul 6, 2014 1:37:04 PM EDT> <Critical> <WebLogicServer> <BEA-000362> <Server failed. Reason:

There are 1 nested errors: Unable to obtain lock on ..EBS_domain/servers/oacore_server1/tmp/oacore_server1.lok. Server may already be running
    at weblogic.t3.srvr.ServerServicesManager.startService(
    at weblogic.t3.srvr.ServerServicesManager.startInStandbyState(
    at weblogic.t3.srvr.T3Srvr.initializeStandby(
    at weblogic.t3.srvr.T3Srvr.startup(
    at weblogic.Server.main(





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