openlayers - マップを作成するのに助けが必要です

Question

問題 私はすでにレイヤーとクラスを設定していますが、何も表示されません。単に何も表示されません!

LAYER
CONNECTION "host=xxx.x.x.x user=xxxxxx password=***** port=5432 dbname=banco"
CONNECTIONTYPE POSTGIS
DATA "geom from (Select cnes, st_difference( st_buffer( st_union(geom),500), st_union(geom)) as geom from estabelecimento where geom is not null and %FILTRO_AREA_ATENDIMENTO% group by cnes) as area using unique cnes using srid=4326"
METADATA
  "FILTRO_AREA_ATENDIMENTO_validation_pattern"  ".*"
  "default_FILTRO_AREA_ATENDIMENTO" "cnes ilike '%%%'"
  "wms_include_items"   "all"
  "gml_include_items"   "all"
  "wms_title"   "Área de atendimento por estabelecimento"
END # METADATA
NAME "area_atendimento"
STATUS ON
TILEITEM "location"
TYPE POINT
UNITS METERS
CLASS
  NAME "Raio de atendimento"
  STYLE
    ANGLE 0
    COLOR 0 0 0
    OFFSET 0 0
    OPACITY 40
    OUTLINECOLOR 0 0 0
    SIZE 15
    SYMBOL "circulo_siab"
  END # STYLE
  TEMPLATE "/home/geo/templates/area_atendimento.html"
END # CLASS       END # LAYER

私を助けてください