internal table error
i have started learning sap abap recently.
i have written a report but at the time of activating it is showing
"the work area it_itab is not long enough".
and my report is
DATA:BEGIN OF IT_ITAB OCCURS 0,
EMPNO LIKE ZTABLE2-DEPTNO,
END OF IT_ITAB.
SELECT * FROM ZTABLE1 INTO TABLE IT_ITAB.
LOOP AT IT_ITAB.
WRITE:/ IT_ITAB .
please give me the solution i will be thankfull.