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13.5: OMS Install/Upgrade on OEL8/RHEL8 Fails During the OMS Startup With Error: java.lang.Exception: WebTier Could Not Be Started (Doc ID 2775447.1)

Last updated on JULY 16, 2021

Applies to:

Enterprise Manager Base Platform - Version 13.5.0.0.0 and later
Information in this document applies to any platform.

Symptoms

Installing/Upgrading 13.5 OMS on Oracle Linux 8 or RHEL 8 (x86-64), fails during the OMS startup with the error:

..gc_inst/em/EMGC_OMS1/sysman/log/emctl.log

2021-04-28 18:37:22,781 [main] ERROR commands.BaseCommand logAndPrint.671 - WebTier Could Not Be Started.
2021-04-28 18:37:22,781 [main] ERROR wls.OMSController main.258 - OMSController failed for start oms
2021-04-28 18:37:22,782 [main] ERROR wls.OMSController main.259 - OMSController Error: WebTier Could Not Be Started.
java.lang.Exception: WebTier Could Not Be Started.
at oracle.sysman.emctl.commands.StartCommand.startOMS(StartCommand.java:387)
at oracle.sysman.emctl.commands.StartCommand.execute(StartCommand.java:239)
at oracle.sysman.emctl.wls.OMSController.main(OMSController.java:239)

..gc_inst/user_projects/domains/GCDomain/system_components/OHS/ohs_nm.log 

<2021-04-28 18:37:22> <INFO> <OHS-4018> <Starting server ohs1>
<2021-04-28 18:37:22> <INFO> <OHS-0> <Running <OMS_HOME>/ohs/bin/launch httpd -DOHS_MPM_WORKER -d <OMS_INSTANCE_BASE>/gc_inst/user_projects/domains/GCDomain/config/fmwconfig/components/OHS/instances/ohs1 -k start -f <OMS_INSTANCE_BASE>/gc_inst/user_projects/domains/GCDomain/config/fmwconfig/components/OHS/instances/ohs1/httpd.conf>
<2021-04-28 18:37:22> <INFO> <OHS-0> <OMS_HOME>/ohs/bin/httpd: error while loading shared libraries: libnsl.so.1: cannot open shared object file: No such file or directory>
<2021-04-28 18:37:22> <SEVERE> <OHS-0> <OMS_HOME>/ohs/bin/launch httpd -DOHS_MPM_WORKER -d <OMS_INSTANCE_BASE>/gc_inst/user_projects/domains/GCDomain/config/fmwconfig/components/OHS/instances/ohs1 -k start -f <OMS_INSTANCE_BASE>/gc_inst/user_projects/domains/GCDomain/config/fmwconfig/components/OHS/instances/ohs1/httpd.conf: exit status = 127>
<2021-04-28 18:37:22> <INFO> <OHS-4005> <Check the instance log file for more information: <OMS_INSTANCE_BASE>/gc_inst/user_projects/domains/GCDomain/servers/ohs1/logs/ohs1.log>
<2021-04-28 18:37:22> <SEVERE> <OHS-0> <Failed to start the server ohs1>

 

Cause

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In this Document
Symptoms
Cause
Solution


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