APEX Application LDAP Authentication Against AD over SSL Results in ORA-31202 Error

(Doc ID 2257409.1)

Last updated on FEBRUARY 05, 2018

Applies to:

Oracle Application Express (APEX) - Version 4.0.0 and later
Information in this document applies to any platform.

Symptoms

Getting the following error when authenticating APEX application against AD LDAP server using SSL:

ORA-31202: DBMS_LDAP: LDAP client/server error: Can't contact LDAP server

This works when: 

Cause

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