No column name in grid

Good morning
i have a problem to show columns in my grid, no columns appear and this is
my .per

DATABASE or_db
LAYOUT
TABLE
{
 code                 nom
[a0                ] [f000                                      ]
[a0                ] [f000                                      ]
[a0                ] [f000                                      ]
[a0                ] [f000                                      ]
[a0                ] [f000                                      ]
[a0                ] [f000                                      ]
[a0                ] [f000                                      ]
}
END
TABLES
state
ATTRIBUTES
a0 = state.code;
f000 = state.sname;
INSTRUCTIONS
DELIMITERS " "
SCREEN RECORD s_state[7](state.*)

and my .4gl code :

define p_state ARRAY[60] OF RECORD LIKE state.*
 define idx int
 DECLARE c_states CURSOR WITH HOLD FOR SELECT *
                                            FROM state
    LET idx = 1
    FOREACH c_states INTO p_state[idx].*
  LET idx = idx + 1
    END FOREACH

 CALL ui.Interface.loadToolbar("125")
 OPEN WINDOW w_state AT 8,8
        WITH FORM "state_list" ATTRIBUTE(border)
    CALL set_count(idx)
    DISPLAY ARRAY p_state TO s_state.*
    LET idx = arr_curr()

As you can see in my attached document there are  no column's name

Please help thks

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