Error (10147): Verilog HDL error at ColQueue.v(39): identifier "ColQueue" cannot be u

I looked for colqueue in source codes,

but there nothing but only in below and generated file.

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ColQueue Queue_Red (

.wrclk ( Wrtcmplt ),

.rdclk ( Req ),

.data ( Redin[3:0] ),

.rdreq ( Req ),

.wrreq ( Wrtcmplt ),

.empty ( Remp ),

.full ( Rful ),

.q ( RedOt[3:0] )

);

ColQueue Queue_Gre (

.wrclk ( Wrtcmplt ),

.rdclk ( Greq ),

.data ( Grein[3:0] ),

.rdreq ( Greq ),

.wrreq ( Wrtcmplt ),

.empty ( Gemp ),

.full ( Gful ),

.q ( GreOt[3:0] )

);

ColQueue Queue_Blu (

.wrclk ( Wrtcmplt ),

.rdclk ( Blreq ),

.data ( Bluin[3:0] ),

.rdreq ( Blreq ),

.wrreq ( Wrtcmplt ),

.empty ( Bemp ),

.full ( Bful ),

.q ( BluOt[3:0] )

);

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