** Error: (vsim-3033)
what am I doing wrong ? ** Error: (vsim-3033) C:/intelFPGA_lite/18.1/my_progect/Monitor_test/Monitor_test/Test_Bench/Test Banch Source/Monitor_test_tb.sv(25): Instantiation of 'Tb_Shift_Data' failed. The design unit was not found.
//SOURSE FILE
module Monitor_test
(In_Add_Bit,In_Addr_L,In_Arry_L_Dat,Out_Arry_L_Dat);
input In_Add_Bit ;
input [3:0] In_Addr_L ;
input [15:0] In_Arry_L_Dat ;
output[15:0] Out_Arry_L_Dat ;
endmodule
//// TEST BENCH
module Monitor_test_tb ;
reg Add_Shift_Tb_R ;
reg [3:0] Addr_L_Tb_R ;
reg [15:0] Dat_L_Tb_R ;
wire [15:0] Out_Dat_Tb_R ;
wire Add_Shift_Tb_R_Sig ;
wire [3:0] Addr_L_Tb_R_Sig ;
wire [15:0] Dat_L_Tb_R_Sig ;
/// SOURSE CONECTION
Monitor_test DUT(.In_Add_Bit (Add_Shift_Tb_R),
.In_Addr_L (Addr_L_Tb_R) ,
.In_Arry_L_Dat (Dat_L_Tb_R) ,
.Out_Arry_L_Dat (Out_Dat_Tb_R) );
/// TEST BENCH VECTORS
Tb_Shift_Data DUT_Sh (.Out_Add_Bit_Sig (Add_Shift_Tb_R_Sig) ,
.Out_Addr_L_Sig (Addr_L_Tb_R_Sig) ,
.Out_Arry_L_Dat_Sig (Dat_L_Tb_R_Sig) ) ;
endmodule
/// TEST BENCH VECTORS
module Tb_Shift_Data ( Out_Add_Bit_Sig ,
Out_Addr_L_Sig ,
Out_Arry_L_Dat_Sig ) ;
output Out_Add_Bit_Sig ;
output [3:0] Out_Addr_L_Sig ;
output [15:0] Out_Arry_L_Dat_Sig ;
initial
begin
Out_Add_Bit_Sig = 1;
Out_Addr_L_Sig = 4'h3;
Out_Arry_L_Dat_Sig = 16'h01;
#50;
end
endmodule