3348855 - Import jobs based to SAP S/4 Hana system failed after running one hour with error "Connection to service failed: Read timed out" in SAP Analytics Cloud (SAC)

• Import jobs based to SAP S/4 Hana system failed after running one hour with error "Connection to service failed: Read timed out (local port ***  to address ***, remote port *** to address ***)" in SAP Analytics Cloud (SAC)
• The ljs_trace.log file from the cloud connector will have an entry similar to:
  2023-06-20 10:01:23,513 +0000#DEBUG#com.sap.core.connectivity.tunnel.core.Tunnel#tunnel-client-12-8#0xe1234a1#Unsubscribed connection with id: 0xe1234a1
  2023-06-20 10:01:36,513 +0000#DEBUG#com.sap.core.connectivity.tunnel.client.sso.CallerPrincipalProviderImpl#tunnel-client-12-8#0xe1234a1#Could not unassign principal. No principal is found for connectionId: '0xe3702c70'

• SAP Analytics Cloud, Enterprise Edition  2023.8.8
• CF tenant running non-SAP data centers

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