problem mit Select - Statement

Code: Alles auswählen.

* Range definieren
DATA: r_werks TYPE RANGE OF mska-werks.

* Range füllen
r_werks-sign = 'E'.   "Excludieren
r_werks-option = 'EQ'. 
r_werks-low = 1000.
APPEND r_werks. CLEAR r_werks.

r_werks-sign = 'E'.   "Excludieren
r_werks-option = 'EQ'. 
r_werks-low = 2000.
APPEND r_werks. CLEAR r_werks.

r_werks-sign = 'E'.   "Excludieren
r_werks-option = 'EQ'. 
r_werks-low = 3000.
APPEND r_werks. CLEAR r_werks.

r_werks-sign = 'E'.   "Excludieren
r_werks-option = 'BT'. 
r_werks-low = 4000.
l_werks-high = 4999.
APPEND r_werks. CLEAR r_werks.

* Range im Select
SELECT * FROM mska WHERE matnr = it_matnr-matnr
                       AND kalab > '0'
                       "AND lgort IN w_lgort.
                        And werks IN r_werks