Handle error:"Connected system ID hash not found on target at expected base address"

edit:This is a response for the first comment, now checking the suggestion in the first comment.Thank you , I'm trying a simple program is saw online:

"

module my_first_niosii

(

CLOCK_50,

LEDR

);

input CLOCK_50;

output [9:0] LEDR;

NEEK10_QSYS u0(

.clk_clk (CLOCK_50),

. reset_reset_n (1'b0),

. pio_led_external_connection_export (LEDR)

);

endmodule

"

";(this line :". reset_reset_n (1'b0

";( used to be :". reset_reset_n (1'b1

but I still get the same problem..

Thanks.