Oracle HTTP Server 12c Instance Fails To Start After a Restart Of Server "Invalid Instance Ohs1" Error

(Doc ID 2402601.1)

Last updated on MAY 25, 2018

Applies to:

Oracle HTTP Server - Version and later
Information in this document applies to any platform.


OHS collocated with Weblogic on a two node  cluster

After a bounce of the server, OHS fails to start on Node 1
On node 2 OHS starts fine.

Attempting to start OHS for node 1 from EM console, command line or script results in the following failure:

Received error message from Node Manager Server: [Server start command for OHS server 'ohs1' failed due to: [Invalid instance ohs1].
Please check Node Manager log and/or server 'ohs1' log for detailed information.]. Please check Node Manager log for details

Nodemanager log shows:

There are no OHS logs generated. Enabling debug does not provide any further information.


 Server was restarted


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