2518338 - SAP PO Sender SOAP adapter does NOT support SPNEGO

Customer is facing the following exception when set up Sender SOAP Adapter to use SPNEGO process authentication:

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LOGIN.FAILED
User: N/A
IP Address: 10.72.41.8
Authentication Stack: sap.com/com.sap.aii.adapter.soap.app*XISOAPAdapter
Authentication Stack Properties:
template = ticket
policy_domain = /XISOAPAdapter
auth_method = basic
realm_name = XISOAPApps

Login Module Flag Initialize Login Commit Abort Details
1. com.sap.security.core.server.jaas.EvaluateTicketLoginModule SUFFICIENT ok false true
2. com.sap.security.core.server.jaas.SPNegoLoginModule OPTIONAL ok exception true Trigger SPNEGO authentication.
3. com.sap.security.core.server.jaas.CreateTicketLoginModule SUFFICIENT ok false true
4. com.sap.engine.services.security.server.jaas.BasicPasswordLoginModule REQUIRED ok false false
5. com.sap.security.core.server.jaas.CreateTicketLoginModule REQUIRED ok false true
No logon policy was applied
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• Application Server NetWeaver Java
• SAP Process Integration

SAP PO, SOAP adapter does NOT support SPNEGO, PI, PO, Trigger SPNEGO, *XISOAPAdapter , KBA , BC-XI-CON-SOP , SOAP Adapter , BC-JAS-SEC , Security, User Management , Problem