DG4MQ ORA-28511: lost RPC connection to heterogeneous remote agent (Doc ID 1478624.1)

Last updated on JANUARY 18, 2017

Applies to:

Oracle Database Gateway for WebSphere MQ - Version 10.2.0.1 to 11.2.0.3 [Release 10.2 to 11.2]
Information in this document applies to any platform.

Symptoms

After setting up Database gateway for Websphere MQ Series (DG4MQ) the folloiwng error is received -

ORA-28511: lost RPC connection to heterogeneous remote agent

 

 

On the SQLPLUS session the error is:

ORA-28511: lost RPC connection to heterogeneous remote agent using SID=PG4MQDEPDBLINK

 

 The error generates an impromptu gateway trace file containing:

Failed to load Extproc Library : /wload/pknp/app/oracle/product/10.2.0/pg4mq/lib/libpg4mqs.so

 

Setting up gateway trace file it shows after uploading capabilities to HS it disconnects:

Entered hoaxini_INItialize.
PG4MQ:   TRACE_LEVEL = 7
PG4MQ:   TRANSACTION_MODEL = COMMIT_CONFIRM
PG4MQ:   TRANSACTION_RECOVERY_USER = abcde
PG4MQ:   TRANSACTION_LOG_QUEUE = PG4MQ_TX_LOG_QUEUE
PG4MQ:   AUTHORIZATION_MODEL = RELAXED
PG4MQ:   QUEUE_MANAGER = MQMQ

Entered hoaxln_Log_oN.
MQI:   calling MQCONNX().
MQI:      QM Name = MQMQ
MQI:   returned from MQCONNX().
MQI:      handle=1538336, completion code=0, reason code=0

Entered hoaxuc_Upload_Capabilities.

Entered hoaxud_Upload_Ddtranslations.

Entered hoaxbg_BeGin_trans.

Entered hoaxcti_Cache_Trans_Id.

Entered hoaxrb_RollBack_trans.
MQI:   calling MQBACK().
MQI:   returned from MQBACK().
MQI:      hcon=1538336, completion code=0, reason code=0

Entered hoaxln_Log_ofF.
MQI:   calling MQDISC().
MQI:   returned from MQDISC().
MQI:      hcon=-1, completion code=0, reason code=0

Entered hoaxex_EXit.

 

 

Changes

 DG4MQ installed in a non conventional way such as restored from backup, machine cloning, etc.

Cause

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