The accounts use to be with PV but they are not longer under PV and the aging report is still picking up the amounts from the closed PV account. I ran a debug on the program and found that the account is RES and then move the account back to PV.
FORM UPDATE_PORTION_MRU_CLASS.
int_output-portion = int_eanlh-portion.
int_output-termschl = int_eanlh-ableinh.
CASE int_eanlh-aklasse.
WHEN 'COM'.
int_output-z_acctclass = 'COMM'.
WHEN 'IND'.
int_output-z_acctclass = 'IND'.
WHEN 'RES'.
int_output-z_acctclass = 'RES'.
ENDCASE.
READ table int_pv with key vkont = int_dfkkop-vkont.
IF sy-subrc = '0'.
int_output-z_acctclass = 'PHTV'.
ENDIF.
ENDFORM. " UPDATE_PORTION_MRU_CLASS