2093931 - "Syntax Error in program CL_SISE_MAIN_ASSIST===========CP" when running SOLMAN_SETUP after upgrade to Solution manager 7.1 SP12

• After upgrading Solution Manager to version SP12, running transaction SOLMAN_SETUP or browsing to "Solution Manager Configuration" from transaction SM_WORKCENTER causes a dump
  "500 SAP Internal Server Error
  ERROR: Syntax error in program CL_SISE_MAIN_ASSIST===========CP . (termination: RABAX_STATE)
• ST22 dump contains

Category               ABAP Programming Error
Runtime Errors         SYNTAX_ERROR
ABAP Program           CL_SISE_MAIN_ASSIST===========CP
Application Component  SV-SMG-INS-CFG
Date and Time          12.11.2014 11:13:16

  Short text
     Syntax error in program "CL_SISE_MAIN_ASSIST===========CP ".

  What happened?
     Error in the ABAP Application Program

     The current ABAP program "/1BCWDY/0O2TLH5U1ZPUX73E9D1M==CP" had to be
      terminated because it has
     come across a statement that unfortunately cannot be executed.

     The following syntax error occurred in program
      "CL_SISE_MAIN_ASSIST===========CP " in include
      "CL_SISE_MAIN_ASSIST===========CM00Q " in
     line 1:
     "Method "GET_SYSNR_FOR_HOST" is not declared or inherited in class "CL_"
     "SISE_MAIN_ASSIST"."
     " "
     " "

Solution Manager 7.1 SP12

500 SAP Internal Server Error, SYNTAX_ERROR CL_SISE_MAIN_ASSIST===========CP, GET_SYSNR_FOR_HOST, termination: RABAX_STATE SP12 ABAP Programming Error Method "GET_SYSNR_FOR_HOST" is not declared or inherited in class "CL_ , KBA , SV-SMG-INS-CFG , Setup and Configuration of the Solution Manager system , BC-UPG-NA , Note Assistant , Problem