Hi Richa,
CLEAR FIELDCAT.
FIELDCAT-FIELDNAME = 'EMENG'. " Required quantity change this to 'BMENG'
FIELDCAT-TABNAME = 'ITAB'.
FIELDCAT-REF_TABNAME = 'RC29N'. change it to 'STKO'
FIELDCAT-KEY = 'X'.
FIELDCAT-COL_POS = '16'. make it '17'
APPEND FIELDCAT TO P_FIELDCAT.
Regards,