2150199 - "Invalid SFAPI Session" error message in SAP PI Interface for BizX to SAP HCM Integration

• "Invalid SFAPI Session!" error in SFAPI Response.
• Integration tool being used is SAP PI system.
• Example: A Program RH_SFI_SYNCHRONIZE_EMPL_DATA is failing with "Invalid SFAPI Session" error message everytime it executes, due to which the data flow is halted in between SAP HCM system and SF BizX system.

The error message in SAP PI looks like below:

And the login response cookies will be read by SAP PI as follows:

 And the Dynamic Configuration step in SAP PI will generate output like the one in below screenshot-

So basically what is happening is that in case of multiple HTTP headers with same name(Cookie) but different values(JSESSIONID & BIGip) in the HTTP response message, the Axis receiver channel is storing only the 'Big-IP' Cookie value for further processing. 

RH_SFI_SYNCHRONIZE_EMPL_DATA program in SAP HCM is failing with Invalid Session Error SFAPI throwing Invalid SFAPI Session! error Integration between SFSF to SAP HCM using SAP PI is failing , KBA , PA-SFI-TM , Integration with SuccessFactors BizX Talent Management , Problem