SA-33715

Summary

The user is experiencing an issue transmitting binary data using an MTOM SOAP service. The SOAP request is set up correctly; InvokeAxis2 is generating an MTOM message. Using HTTP Client Wire tracing, the user captured the SOAP message and discovered that the XML is malformed. Installing HFix-28742 did not resolve the problem, as explained in SA-26447, https://pdn.pega.com/support-articles/connect-soap-mtom-enabled-fails-after-upgrade-721.

Error Messages

xop 3.2.2.a: xop:Include must be the sole child of element {http://a.b.c.d/CIM/Common/2}Document of type {http://a.b.c/2001/XMLSchema}base64Binary

Steps to Reproduce

1. Create and invoke a SOAP call with MTOM enabled.
   See the XOP error.
2. Search the PDN for Pega 7.2.1 Troubleshooting information and find SA-26447.
3. Request and install HFix-28742.
   See the XOP error again.

Root Cause

A software use or operation error
HFix-28742 requires pre-installation steps, which are documented in the HFix ReadMe.

See the Root Cause explained in SA-26447, https://pdn.pega.com/support-articles/connect-soap-mtom-enabled-fails-after-upgrade-721.

Resolution

Apply HFix-28742, but be sure to complete the required steps before you install the hotfix:

1. Back up your database.
2. Run the following SQL query to remove the references to faulty classes:
   Delete from pr_engineclasses where pzjar like 'webservices-rt.jar'
3. Install HFix-28742.
4. Restart the server.

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