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OPMN Hangs / Times out - Log Shows "Address Already In Use", "Can't assign requested address", "Listener Bind failed" (Doc ID 444411.1)

Last updated on JULY 06, 2018

Applies to:

Oracle Fusion Middleware - Version to [Release AS10gR2 to Oracle11g]
Information in this document applies to any platform.


For 11g this may be more useful:

<Note 1303000.1> How to Troubleshoot Oracle Fusion Middleware 11g OPMN Issues?


Any attempt to start OracleAS 10g OPMN or OPMN managed components fails.

For example - the commands

opmnctl start
opmnctl startall

hang or timeout.

The ORACLE_HOME/opmn/logs/ons.log (OracleAS 10.1.2.x) or ORACLE_HOME/opmn/logs/opmn.log contains lines like

ONS server initiated

followed by error stacks like

BIND (Address already in use) - listener BIND failed
Listener thread -1275679824: (0x442) terminating
Local listener terminated


Error starting ORMI-Server. Unable to bind socket: Address already in use


BIND (Can't assign requested address) Cannot assign requested Cannot assign requested address


reserved_port() failed Cannot assign requested address


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In this Document
 Scenario A - BIND (Address already in use)
 Scenario B - Conflict with Oracle Server (RDBMS)
 Scenario C - Incorrect Network Configuration - BIND (Can't assign requested address)
 Scenario A
 Scenario B
 Scenario C

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