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Oracle VM: Unable To Access OVM Manager GUI "Unable To Connect To Core.Retrying In 30 Seconds" (Doc ID 2568561.1)

Last updated on SEPTEMBER 08, 2022

Applies to:

Oracle VM - Version 3.4.4 and later
Information in this document applies to any platform.


Unable to access OVM manager GUI and also unable to restart OVMM service

-- Adminserver.log

<2019-07-23T01:57:13.556+0530> <Error> <EmbeddedLDAP> <BEA-000000> <Error opening the Transaction Log: 
/u01/app/oracle/ovm-manager-3/domains/ovm_domain/servers/AdminServer/data/ldap/ldapfiles/EmbeddedLDAP.tran (Permission denied)>
<2019-07-23T01:57:13.556+0530> <Error> <EmbeddedLDAP> <BEA-000000> <Error Instantiating 'dc=ovm_domain': null>
<2019-07-23T01:57:13.577+0530> <Critical> <EmbeddedLDAP> <BEA-171522> <An error occurred while initializing the embedded LDAP server. 
The exception that occurred is java.lang.ClassCastException: com.octetstring.vde.backend.BackendRoot cannot be cast to com.octetstring.vde.backend.standard.BackendStandard. 
This may indicate a problem with the data files for the embedded LDAP server. If the problem is with the data files, and it cannot be corrected, 
backups of previous versions of the data files exist in /u01/app/oracle/ovm-manager-3/domains/ovm_domain/servers/AdminServer/data/ldap/backup.>


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