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EM 12c, EM 13c : Enterprise Manager Cloud Control Agent Blocked Due to Plugin Mismatch and emoms_pbs.trc File Reports Error code : NOT_FOUND_IN_INPUT (Doc ID 1919191.1)

Last updated on DECEMBER 06, 2021

Applies to:

Enterprise Manager Base Platform - Version 12.1.0.1.0 and later
Information in this document applies to any platform.

Symptoms

Enterprise Manager Cloud Control Agent status shows that it is blocked:

Example:

$/AGENT_INST/bin/emctl status agent

Blocked Reason  shows Plugin mismatch found between agent and repository. Please perform an agent resync to unblock the agent. Mismatched plugins: [ The plug-in is oracle.sysman.db

In this example, issue is with the DB Plugin: oracle.sysman.db.  Same issue may happen due to other plugins too.

SQL query output from repository DB as SYSMAN shows 'NOT_FOUND_IN_INPUT'

SQL> select * from MGMT_BLOCKED_AGENTS where  target_guid=(Select target_guid from mgmt_targets where target_name like '%<AGENT_HOST_NAME>%‘);

The plug-in is oracle.sysman.db
Version in pla inventory : xxxxx
Version on agent : null
Content type : AGENT
Error code : TARGETS_BEING_MONITORED
Error Msg : Targets are being actively monitored by this plug-in and hence upgrade/downgrade/delete is not possible,  The plug-in is oracle.sysman.db
Version in pla inventory : xxxxx
Version on agent : null
Content type : AGENT
Error code : NOT_FOUND_IN_INPUT
Error Msg : This plug-in is present in the inventory for the given agent but has not been provided in the input] from agent https://<myagent.domain>:3872/emd/main/ does not match with repository. Agent was blocked due to this.

$..\gc_inst\em\EMGC_OMS\sysman\emoms_pbs.trc reports the following message

Error Msg : This plug-in is present in the inventory for the given agent but has not been provided in the input] from agent https://<myagent.domain>:3872/emd/main/ does not match with repository. Agent was blocked due to this match
java.lang.Exception: The plugin, [ The plug-in is oracle.sysman.db
Version in pla inventory : xxxxxxxxx
Version on agent : null
Content type : AGENT
................
Version on agent : null
Content type : AGENT
Error code : NOT_FOUND_IN_INPUT
Error Msg : This plug-in is present in the inventory for the given agent but has not been provided in the input,  The plug-in is oracle.sysman.db
Version in pla inventory : xxxxxxxx
Version on agent : null
Content type : DISCOVERY
Error code : NOT_FOUND_IN_INPUT
Error Msg : This plug-in is present in the inventory for the given agent but has not been provided in the input,  The plug-in is oracle.sysman.oh
Version in pla inventory : xxxxxxx
Version on agent : null
Content type : DISCOVERY
Error code : NOT_FOUND_IN_INPUT

 

Cause

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In this Document
Symptoms
Cause
Solution
References

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