Its either %PATH% or permissions 
C:\tmp>which dir
which: no dir in (.;C:/WINDOWS;C:/WINDOWS/System32;C:/WINDOWS/System32
+/Wbem;C:/Perl/bin;C:/Program Files/gnuwin32/bin)

C:\tmp>which cmd
C:/WINDOWS/system32/cmd.EXE

C:\tmp>perl -V:sh
sh='cmd /x /c';

C:\tmp>perl -le"print `dir`"
 Volume in drive C has no label.
 Volume Serial Number is 1QQ1-0EF1

 Directory of C:\tmp

08/22/2009  08:57 PM    <DIR>          .
08/22/2009  08:57 PM    <DIR>          ..
08/22/2009  08:57 PM                13 one
               1 File(s)             13 bytes
               2 Dir(s)   3,758,039,040 bytes free


C:\tmp>perl -le"print `cmd /x /c dir`"
 Volume in drive C has no label.
 Volume Serial Number is 1QQ1-0EF1

 Directory of C:\tmp

08/22/2009  08:57 PM    <DIR>          .
08/22/2009  08:57 PM    <DIR>          ..
08/22/2009  08:57 PM                13 one
               1 File(s)             13 bytes
               2 Dir(s)   3,757,842,432 bytes free


C:\tmp>perl -le"undef $ENV{PATH};print `dir`"


C:\tmp>perl -le"undef $ENV{PATH};print `C:\\WINDOWS\\system32\\cmd.EXE
+ /x /c dir`"
 Volume in drive C has no label.
 Volume Serial Number is 1QQ1-0EF1

 Directory of C:\tmp

08/22/2009  08:57 PM    <DIR>          .
08/22/2009  08:57 PM    <DIR>          ..
08/22/2009  08:57 PM                13 one
               1 File(s)             13 bytes
               2 Dir(s)   3,756,990,464 bytes free


C:\tmp>

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In reply to Re^4: IIS 5.0 perl problem by Anonymous Monk
in thread IIS 5.0 perl problem by rthawkcom

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