AllCommerce - ecommerce and fulfilment

I get the following error message Sitepm.Dir file not
found When running ./configure.pl i get a message ,
"Sitepm.Dir file not found - Program HALTED"

I read the following soln ,

Install this way:

1.) edit ./conf/path.pm
change (16x) /home/http/os_allcommerce to your
URI of
os_allcommerce

2.) start ./setpmdir.pl (for generating Sitepm.Dir)

3.) start ./configure.pl


Can you help me with step1) . Where can I find the URI
of os_allcommerce ??