1859108 - Severe error(s) occured in phase PREP_EXTENSION/SFW_MOVEMENT

Following error is found in SFW_MOVEMENT.LOG phase

1EETQ235 Call of function module "SFWU_MOVES_HANDLING" by RFC failed (er
2EETQ360 RFC of "SFWU_MOVES_HANDLING" failed:
2EETQ361 code/exception  : 4
2EETQ362 key             :
2EETQ399 A:SFW:024
4 ETQ010 Date & Time: <yyyymmddhhmmss>
1EETQ399 Last error code set is 'RFC error system REQ nr 20 function 'SF
1EETQ204 Upgrade phase "SFW_MOVEMENT" aborted with severe errors ...

Inside SAPup_troubleticket.log, similar information is logged:

SAPup broke during phase SFW_MOVEMENT in module PREP_EXTENSION / Extension module
Error Message: RFC error system REQ nr 20 function 'SFWU_MOVES_HANDLING' failed with code 4 key : A:SFW:024

Upgrade to 731 release

SUM SAPup SFWU_MOVES_HANDLING SFW_MOVEMENT PREP_EXTENSION SUBMOD_EXTENSION_NEW SFW_MOVEMENT PREP_EXTENSION/SFW_MOVEMENT PREP_EXTENSION/SUBMOD_EXTENSION_NEW/SFW_MOVEMENT , KBA , BC-UPG-TLS-TLA , Upgrade tools for ABAP , Problem