3310288 - Messages cannot be sent due to 'Send Method' can not be determined

• The messages cannot be sent by send job even the job finished successfully.
• No objects were processed by send job, the job log is as following:
  
  |Message text                                                                                               |Message class|Message no.|Message type|
  ------------------------------------------------------------------------------------------------------------------------------------------
  Job started                                                                                                    |     00      |    516    |     S      |
  Step 001 started (program RSCONN01, variant, user ID)                                   |     00      |    550    |     S      |
  Start send process SAPCONNECT ALL SEND on server servername in client no.    |     XS      |    078    |     S      |
  End of send process SAPCONNECT ALL SEND. Number of selected objects: 0       |     XS      |    025    |     I      |
  Job finished                                                                                                    |     00      |    517    |     S      |
  ------------------------------------------------------------------------------------------------------------------------------------------
• In SOST, the status is 'XS672 Waiting for communications service' and the 'Send Method' is shown as '<No Text Found>'.
  
  

SAP Netweaver
SAP S/4HANA
SAPCONNECT
Business Communication Services

Send Method, No Text Found, SMTP, SMTP server, email send job, SAPCONNECT ALL SEND, RSCONN01, email, FAX, XS672, Waiting for communications service , KBA , BC-SRV-COM , Communication Services: Mail, Fax, SMS, Telephony , Bug Filed