Try using the following:
LW_PARTNER-KIND_OF_ENTRY = 'C'
and clear the content as shown:
LW_INPUT_FIELDS-CHANGEABLE = ' '.
and add the following:
LW_INPUT_FIELDS-REF_GUID = 'E1198B5ED59B06F1A107984BE1014782'.
LW_INPUT_FIELDS-REF_KIND = 'A'.
LW_INPUT_FIELDS-OBJECTNAME = 'PARTNER'.
LW_INPUT_FIELDS-FIELDNAME = 'KIND_OF_ENTRY'.
APPEND LW_INPUT_FIELDS TO LT_INPUT_FIELDS.
and finally add :
CALL FUNCTION 'BAPI_TRANSACTION_COMMIT'.
Cheers
Kamesh