Solution : https://service.sap.com/sap/support/notes/949556 (SAP Service marketplace login required)
Key words :
rfc call terminates, smq1 display cpicerr, cpic/rfc connection, leavesan abap server, resource bottleneck due, qrfc inbound queue, trfc luw processing, expected communication connections, relevant error text, error text
Related Notes :
| 384971 | System parameters for high interface load |