Solution : https://service.sap.com/sap/support/notes/1514178 (SAP Service marketplace login required)
Key words :
message error hostname '<servername>' unknown, message error partner '<servername>, user id - communication userid, respective error messages, compliant user provisioning, designated user id -, configuration tab > connectors >, application server host -, sap application server -, backend sap system
Related Notes :
| 1514176 | Connection Failed error message: RFC_ERROR_SYSTEM_FAILURE |
| 1282268 | |
| 1261262 | Exception from the service: Risk Analysis Failed |