6.1i ISE - A testbench is not recognized and associated with a project source in Project Navigator
Description
Keywords: Project Navigator, testbench, Verilog, ModelSim, tf
Urgency: Standard
General Description:
A testbench file is not correctly recognized and is placed in the project hierarchy in the Sources in the Project window.
Solution
This problem has been fixed in the latest 6.2i Service Pack, available at:http://support.xilinx.com/xlnx/xil_sw_updates_home.jsp
The first service pack containing the fix is 6.2i Service Pack 1.
You can also work around this issue by removing the testbench file from the ISE project (Source -> Remove), then adding it back into the project to correctly associate it to the relevant file.