2132535 - RFC Destination fails “No storage allocation available” [VIDEO]

When executing RFC Connection from one application server <application_server>

  RFC Destination    <RFC Name>                                            (normally SAPXPG_DBDEST_ DBHOST)
  Connection Type  T  TCP/IP Connection
  Start on Explicit host
  Program              <external_program_name>                   (normally sapxpg)
  Target Host          <remote_host>                                      (normally DBhost)
 

It fails with the error "ERROR: No storage allocation available"  (RETURN CODE: 20)

 The work process trace file (dev_w<nr>) shows:

 RFC xxxx  CONVID xxxxxxxx
   * CMRC=20 DATA=0 STATUS=0 SAPRC=20 ThSAPOCMINIT
  RFC> ABAP Programm: xxxxxx (Transaction: SM59)
  RFC> User: <user name>  (Client: <cln>)
  RFC> Destination: <RFC Name> (handle: x, …

  *** ERROR => RFC ======> CPIC-CALL: 'ThSAPOCMINIT' : cmRc=20 thRc=20
 No storage allocation available
  [abrfcio.c    9213]
  *** ERROR => RFC Error RFCIO_ERROR_SYSERROR in abrfcpic.c : 1730
 CPIC-CALL: 'ThSAPOCMINIT' : cmRc=20 thRc=20
 No storage allocation available
 DEST =<RFC Name>
 HOST =<remote_hostname>
 PROG = =<external_program_name>
 GWHOST =<remote_hostname>
 GWSERV =sapgw<nr>

Error can also appear as "ERROR: No memory allocation exists" (RETURN CODE: 20) or "ERROR: Keine Speicherbelegung vorhanden"

This applies for destinations that are configured with "Start on Explicit Host" as the "Activation type" on the "Technical Settings" tab page in transaction SM59.

db13, No storage allocation available, SAPXPG_DBDEST_<DBHOST>, SXPG_COMMAND_EXECUTE, sapxpg, thRc=20, RETURN CODE: 20,
tp, transport, No memory allocation exists, Keine Speicherbelegung vorhanden, , KBA , gscspain_video , BC-CST-GW , Gateway/CPIC , BC-CCM-BTC-EXT , External and Logical Commands , SCM-APO-OPT , Optimization , How To