Error message webui level for particular quatation

Hi,

please find the attachment ....

In servicespro  side when user select the particular quatation error messages will display by using this badi crm_order_status and using this method before_change.i passing some parameters but field not showing in the debugging mode.i checked this functionmodules, crm_order_read, crm_order_read_ow,but our not shows that field in debugging mode ....(or) for eg.: status field is blank error message display. not blank condition successful what code i write in before_change method in badi crm_order_status......

DATA: lt_header TYPE crmt_object_guid_tab,

      lt_status TYPE crmt_status_wrkt,

      lt_order  type CRMT_ORDERADM_H_WRKT,

       lt_custmer type CRMT_CUSTOMER_H_WRKT.


IF is_status_wrk-active = 'X'.

INSERT is_status_wrk-guid INTO TABLE lt_header.



  data : obj_msg type REF TO cl_bsp_wd_message_service.

CALL METHOD CL_BSP_WD_MESSAGE_SERVICE=>GET_INSTANCE

  RECEIVING

    RV_RESULT = obj_msg.



CALL METHOD OBJ_MSG->ADD_MESSAGE

  EXPORTING

    IV_MSG_TYPE       = 'E'

    IV_MSG_ID         = 'ZMSG1'

    IV_MSG_NUMBER     = '000'.


ENDIF.