OAM 12c SP SAML Integration with IBM ISAM IdP Fails with the Error: "org.xml.sax.SAXParseException: Content is not allowed in prolog"
(Doc ID 2695298.1)
Last updated on OCTOBER 28, 2021
Applies to:Oracle Access Manager - Version 220.127.116.11.0 and later
Information in this document applies to any platform.
After the SAML federation integration between the Oracle Access Manager (OAM) 12c as Service Provider (SP) with IBM ISAM (IBM Security Access Manager) as IdP (Identity Provider), the IdP is unable to parse the incoming SAML request from OAM and no SAML response generated back to OAM.
The http headers contains the following error:
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