Current Session.pm won't work on this server architecture

[alnadabi]

Hi there,

I was running XFileSharing Pro 1.1 with no problems ...

but I did fresh installation for XFileSharing Pro 1.2 , and when I run the install.cgi its show the following error (note):
======================
Current Session.pm won't work on this server architecture
Contact support@sibsoft.net to get new one.
======================

I sent 2 emails for support@sibsoft.net , but no one answered me !!

Please Help
AlNadabi