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Error in running program in Visual Dsp ++4.5

Category: Software
Product Number: Visual Dsp ++ 4.5
Software Version: Visual Dsp ++ 4.5

Hello, I am using visual Dsp ++ 4.5 in my windows 7 laptop. I am trying to rebuild my project file but it is giving me this error and not building program. I am using this in visualDSP 4.5 environment tool. Once build then I will run this program in my digital card of equipment. Please help how to get it done. 

C:\Program Files\Analog Devices\VisualDSP 4.5\gmake-378: *** No rule to make target "libio_ts101_np.dlb", needed by `#############'.  Stop.
No valid command(s) to build.
Build was unsuccessful.

Now i this file libio_ts101_np.dlb is not located in my C:\Program Files\Analog Devices\VisualDSP 4.5 folder. From where I can get this library. I am stuck at this point please help if anyone.