linker error

[j]

hi,

can anybody tell me please why the linker keeps bringing up this error
message? i am using the latest dmd 2.

thank you

OPTLINK (R) for Win32  Release 8.00.2
Copyright (C) Digital Mars 1989-2009  All rights reserved.
http://www.digitalmars.com/ctg/optlink.html
obj\Debug\SServer.obj(SServer)
 Error 42: Symbol Undefined __moduleUnitTests
--- errorlevel 1
Process terminated with status 1 (0 minutes, 0 seconds)
1 errors, 0 warnings