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DDService and MTService Fail With " **FATAL** SwitchMgr: class [switch] not found " (Doc ID 1435233.1)

Last updated on APRIL 23, 2018

Applies to:

Oracle Utilities Network Management System - Version 1.11.0.4 and later
Oracle Network Management for Utilities - DMS - Version 1.11.0.4 and later
Information in this document applies to any platform.

Symptoms

After importing the database from a different system, the services are restarted.  This fails when DDService does not start and shows this error in the DDService log.

03/13 14:22:29: 0x2b4a2d01caf0,ctp=0xce087a8 **FATAL** SwitchMgr: class [switch] not found
03/13 14:22:29: 0x2b4a2d01caf0,ctp=0xce087a8 **INFO*** [DDService-3280] for [localhost] exiting...

A similar error is occurring when MTService tries to start:

03/13 14:22:29: 0x1,ctp=1100598c8,"<MAIN-TASK>" optimizing model for 0 objects
03/13 14:22:29: 0x1,ctp=1100598c8,"<MAIN-TASK>" **FATAL** SwitchMgr: class [switch] not found

Changes

This occurred when the database was imported from a different system.  

Cause

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