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Oracle Technology Adapter Periodically Throws Error: ORA-03111: break received on communication channel (Doc ID 1219453.1)

Last updated on JANUARY 02, 2020

Applies to:

Oracle SOA Suite - Version and later
Information in this document applies to any platform.
***Checked for relevance on 08-Mar-2012***
***Checked for relevance on 09-August-2013***


Whilst using SOA you randomly receive error "ORA-03111: break received on communication channel" when using an Oracle Technology Adapter that interfaces with a database using the JDBC thin driver.  The adapter could be configured to use any of: Database, AQ, Oracle Applications, or AQ-JMS.

A similar error will be seen in the logfile at $MIDDLEWARE_HOME/user_projects/domains/base_domain/servers/soa_server1/logs/<SOA Managed Server Name>-diagnostic.log (this example is from the use of an Oracle Applications Adapter):


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