I have maintained Section Code in SAP and create one Substitution (T. Code:- GGB1).
Automatic Section code update at the time of MIRO, but section code not update MIRO time. I have post entry FB60, FB65, FB70 and FB75, system automatic update section code, but MIRO time not update.
Please check for create Substitution.
Substitution create line Item Level.
( BKPF-BUKRS = '8000' AND BKPF-TCODE = 'MIRO' )
Substitution = Section code = XXXX.
Please help for resolve this issues