help!1.15 install problem!

[gokeeper]

my server was w2k server
when i run admin/install.php
it said
__________________________________________
w2k server+php4+mysql3.23

Warning: Undefined variable: step in C:\Inetpub\wwwroot\gokeeper\bbs\upload\admin\insta ll.php on line 14

welcome to vb 1.15
click here to continue>>

Warning: Undefined variable: step in C:\Inetpub\wwwroot\gokeeper\bbs\upload\admin\insta ll.php on line 28

Warning: Undefined variable: step in C:\Inetpub\wwwroot\gokeeper\bbs\upload\admin\insta ll.php on line 107

Warning: Undefined variable: step in C:\Inetpub\wwwroot\gokeeper\bbs\upload\admin\insta ll.php on line 112

Warning: Undefined variable: step in C:\Inetpub\wwwroot\gokeeper\bbs\upload\admin\insta ll.php on line 180

Warning: Undefined variable: step in C:\Inetpub\wwwroot\gokeeper\bbs\upload\admin\insta ll.php on line 204

Warning: Undefined variable: step in C:\Inetpub\wwwroot\gokeeper\bbs\upload\admin\insta ll.php on line 466

Warning: Undefined variable: step in C:\Inetpub\wwwroot\gokeeper\bbs\upload\admin\insta ll.php on line 572

Warning: Undefined variable: step in C:\Inetpub\wwwroot\gokeeper\bbs\upload\admin\insta ll.php on line 588

Warning: Undefined variable: step in C:\Inetpub\wwwroot\gokeeper\bbs\upload\admin\insta ll.php on line 643

Warning: Undefined variable: step in C:\Inetpub\wwwroot\gokeeper\bbs\upload\admin\insta ll.php on line 737

Warning: Undefined variable: step in C:\Inetpub\wwwroot\gokeeper\bbs\upload\admin\insta ll.php on line 768

[PeF]

Search for Undefined Variable or browse this forum.

[PeF]

OK, this may help:

http://www.vbulletin.com/forum/showthread.php?threadid=4327
http://www.vbulletin.com/forum/showthread.php?threadid=5038

[gokeeper]

thx very much!