Database Error Messages

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Updated
Jun 24, 2024

TNS-12168

Cannot connect to database. LDAP LDAP_operation failed
  • LDAP_operation: The LDAP operation which has failed.

Cause

A connection to a database or other service was requested using LDAP directory naming method but it could not be resolved because of LDAP initialization failure or connection to LDAP directory server failure.


Action

The message indicates whether there was a LDAP initialization failure, connect failure, auth failure, or permission failure.

  • Check for mistakes in the LDAP configuration that you used.
  • Make sure the directory_servers specified is correct.
  • Verify that the LDAP directory server is up and that it is accessible.
  • Make sure the read/write permissions exist for OracleContext Object and its subtree.