CALL FUNCTION 'REUSE_ALV_FIELDCATALOG_MERGE'
 EXPORTING
   I_PROGRAM_NAME               = sy-repid
  * I_INTERNAL_TABNAME           = 'gt_data' 

  * I_STRUCTURE_NAME             = 'ABD'     
   I_INCLNAME                   = sy-repid

  CHANGING
    ct_fieldcat                  = gt_fieldcar[]
 EXCEPTIONS
   INCONSISTENT_INTERFACE       = 1
   PROGRAM_ERROR                = 2
   OTHERS                       = 3





Serkan AKKAVAK
Computer Engineer
SAP Department Deputy Manager
Contact : serkurumsal@yandex.com