SAP Knowledge Base Article - Preview

3349895 - Cloud Connector Principal Propagation - error related to


In Cloud to On-Premise(ABAP System) + Principal Propagation scenario, you are getting an error related to

For example:

- Following error is raised in Cloud Application:

"Access denied to system In case this was a valid request, ensure to expose the system correctly in your cloud connector." 

"401 Not Authorized"

- In most cases, Cloud Application only say the connection doesn't work, during further analysis you find following content in ICM trace level 2:

[Thr 140517112649472] HTTP response (rewritten) [108/90761/1]:
[Thr 140517112649472]   HTTP/1.1 302 Moved temporarily
[Thr 140517112649472]   content-type: text/html; charset=utf-8
[Thr 140517112649472]   content-length: 0
[Thr 140517112649472]   cache-control: no-cache, no-store, must-revalidate, private
[Thr 140517112649472]   pragma: no-cache
[Thr 140517112649472]   expires: Thu, 01 Jan 1970 00:00:00 GMT
[Thr 140517112649472]   location:

- In traffic trace of cloud connector, can also be found in "Response data" section.

- In ljs_trace of cloud connector, following content could be found:

2023-08-21 05:48:14,142 header represents unknown host: The value of the header remains unchanged:



Cloud to On-Premise(ABAP System) + Principal Propagation


KBA , BC-MID-SCC , SAP Cloud Connector On-Demand/On-Premise Connectivity , BC-MID-ICF , Internet Communication Framework , BC-CST-IC , Internet Communication Manager , Problem

About this page

This is a preview of a SAP Knowledge Base Article. Click more to access the full version on SAP for Me (Login required).

Search for additional results

Visit SAP Support Portal's SAP Notes and KBA Search.