Estoy creando un selection screen y me da este error al intentar activar
Error when generating the selection screen “1000” of report
aqui el codigo del selection-screen
SELECTION-SCREEN BEGIN OF BLOCK b1 WITH FRAME TITLE text-001.
SELECTION-SCREEN begin of LINE.
PARAMETERS : p_datab type a004-datab.
SELECTION-SCREEN COMMENT 12(5) text-002.
SELECTION-SCREEN end of LINE.
SELECTION-SCREEN begin of LINE.
PARAMETERS : p_datbi type a004-datbi.
SELECTION-SCREEN COMMENT 12(5) text-004.
SELECTION-SCREEN end of LINE.
SELECTION-SCREEN begin of LINE.
PARAMETERS : p_orgvta type a004-vkorg.
SELECTION-SCREEN COMMENT 12(5) text-005.
SELECTION-SCREEN end of LINE.
SELECTION-SCREEN begin of LINE.
PARAMETERS : p_vtweg type a004-vtweg.
SELECTION-SCREEN COMMENT 12(5) text-006.
SELECTION-SCREEN end of LINE.
SELECTION-SCREEN begin of LINE.
PARAMETERS : p_kvgr1 type a913-kvgr1.
SELECTION-SCREEN COMMENT 12(5) text-007.
SELECTION-SCREEN end of LINE.
SELECTION-SCREEN begin of LINE.
PARAMETERS : p_matnr type a004-matnr.
SELECTION-SCREEN COMMENT 12(5) text-008.
SELECTION-SCREEN end of LINE.
SELECTION-SCREEN END OF BLOCK b1.
Ayuda por favor