2622733 - Cannot connect RFC server - Data Services

• (14.2) 03-22-18 12:37:32 (R) (18112:17700) R3C-151001: |Data flow <dfname>|Reader <reader>
                                                         Error calling RFC function to get table data: <RFC_COMMUNICATION_FAILURE-
                                                         LOCATION    SAP-Gateway on host <hostname>
                                                         ERROR       Conversation 43080869 not found
                                                         TIME        Thu Mar 22 12:37:31 2018
                                                         RELEASE     749
                                                         COMPONENT   SAP-Gateway
                                                         VERSION     2
                                                         RC          728
                                                         MODULE      <module>
                                                         LINE        937
                                                         COUNTER     7546
                                                         >.
  (14.2) 03-22-18 12:37:32 (E) (18112:17700) R3C-151001: |Data flow <dfname>|Reader <reader>
                                                         Error calling RFC function to get table data: <*****>. This message contains some internal system details which have been
                                                         hidden for security. If you need to see the full contents of the original message, ask your administrator to assign additional
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• Cannot run BW jobs after upgrade.
• Cannot connect RFC server

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