痛苦－关于DS的使用，高人啊，帮忙

[yuxiayizhi]

书上源码，我的操作过程如下（Windows 2000/xp WDM设备驱动程序开发光盘上面的一个例程）
用vc打开工程－>build->rebuild all,出现以下错误，请指点，谢谢


--------------------Configuration: CharSample - Win32 Free--------------------
Compiling resources with DDK resource compiler...
Compiling with DDK compiler...
CharSample.cpp
CharSampleDevice.cpp
Linking with DDK linker...
LINK : fatal error LNK1181: cannot open input file 'C:\PROGRA~1\Compuware\DriverStudio\DriverWorks\lib\i386\free\vdw_wdm.lib'
Error executing link.exe.

CharSample.sys - 1 error(s), 0 warning(s)
--------------------Configuration: Test_CharSample - Win32 Free--------------------
Compiling with DDK compiler...
Test_CharSample.cpp
Compiling...
OpenByIntf.cpp
Linking with DDK linker...

Test_CharSample.exe - 0 error(s), 0 warning(s)
--------------------Configuration: CharSample - Win32 Checked--------------------
Compiling resources with DDK resource compiler...
Compiling with DDK compiler...
CharSample.cpp
CharSampleDevice.cpp
Linking with DDK linker...
LINK : fatal error LNK1181: cannot open input file 'C:\PROGRA~1\Compuware\DriverStudio\DriverWorks\lib\i386\checked\vdw_wdm.lib'
Error executing link.exe.

CharSample.sys - 1 error(s), 0 warning(s)
--------------------Configuration: Test_CharSample - Win32 Checked--------------------
Compiling with DDK compiler...
Test_CharSample.cpp
Compiling...
OpenByIntf.cpp
Linking with DDK linker...

Test_CharSample.exe - 0 error(s), 0 warning(s)

[ljkong]

在ds的安装目录下面有个vdwlib.dsw的工程，找到他然后编译后生成vdwlib.lib后才能编译其它驱动，在ds的help中也有说明