2915772 - Live Data Connection to Universe using SAP Authentication fails in SAP Analytics Cloud (SAC)

• Live Data Connection to Universe using SAP Authentication fails in SAP Analytics Cloud (SAC)
• We couldn't connect to your system.
• Protocol Error: Error [Protocol]: (#73) Error [Protocol]: (#401) Login error in BOE: 'Unauthorized'
• Live Data Connection to Universe using Enterprise Authentication works in SAP Analytics Cloud; Also,  SAP Authentication works with BI Platform
• BOE Live Data Connect restrv traces show the following

...

BEP_Sessions::>>userName='XXX~YYY/ZZZ'
BEP_Sessions::>>authMode='secSAPR3'
BEP_Sessions::>>locale='en_US'

...

Exception: Reason: Transport error: Communication failure.(FWM 00001)

...

Logon failed, Session returned is NULL

• SAP Analytics Cloud (Enterprise) 
• BOE Live Data Connect (LUC)
• SAP Business Intelligence Platform 

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