Error "Must Understand Check Failed for Header" Occurs When Running P6 Web Services on WebSphere (Doc ID 2195681.1)

Last updated on OCTOBER 20, 2016

Applies to:

Primavera Web Services - Version 16.1.0.0 and later
Information in this document applies to any platform.

Symptoms

When Primavera Web Services is deployed to WebSphere, the following error occurs when running the WS client application,

ERROR
----------------
Must Understand check failed for header s : {http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd}Security

Cause

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