ASMA057E Undefined operation code SR 15,15

[João Reginato]

hi
I can't see the error on this simple code.
Can anyone help me pls?

TIA
João Reginato
(+55 61) 9911-55500


  Active Usings: None

  Loc  Object Code    Addr1 Addr2  Stmt   Source Statement
                 HLASM R6.0  2023/11/14 16.58
                                      1          MACRO

                                      2          ZERO  &N

                                      3 &REST    SETC  'SR    &N,&N'

                                      4          &REST

                                      5          MEND

                                      6          ZERO  15

                                      7+         SR    15,15
                                     01-00004
** ASMA057E Undefined operation code - 00004/SR    15,15

** ASMA435I Record 4 in JOAO.QWASM.JOB09574.D0000101.? on volume:

                                      8          END