Message Number list used by SAP ABAP Program LGRWFFXX (Report Writer: General Check Routines for Format Model)
SAP ABAP Program LGRWFFXX (Report Writer: General Check Routines for Format Model) is using
# Object Type Object Name Object Description Note
     
1 Message Number  GR - 319 Enter a numeric value
2 Message Number  GR - 326 Enter a value not equal to zero