2585570 - Error RFC_COMMUNICATION_FAILURE happens at the step Check DDIC Password in SWPM

SWPM stops at the step "Check DDIC Password", error message with the following pattern is found in sapinst_dev.log.

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RfcOpenConnection failed: Error code: RFC_COMMUNICATION_FAILURE, error group: COMMUNICATION_FAILURE, error key: RFC_COMMUNICATION_FAILURE

LOCATION    CPIC (TCP/IP) on local host with Unicode
ERROR       partner '<IP address>:33XX' not reached
TIME        <Time stamp>
RELEASE     <Release>
COMPONENT   NI (network interface)
VERSION     <Version>
RC          -10
MODULE      \bas/bas/<Release>/src/base/ni/nixxi.cpp
LINE        <Line number>
DETAIL      NiPConnect2: <IP address>:33XX
SYSTEM CALL connect
ERRNO       10061
ERRNO TEXT  WSAECONNREFUSED: Connection refused
COUNTER     24

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All SAP ABAP Systems

SWPM, 10061, WSAECONNREFUSED,RFC_COMMUNICATION_FAILURE, DDIC, password , KBA , BC-INS-SWPM , Installation with Software Provisioning Manager , Problem