Login to admin side

[ramsis]

After mu first installtion of oscommerce, was al good.

after a upload of my database from my local PC (Xampp) i have many problems.

I cannot do a login to admin side, error message:

 

Warning: require(/includes/functions/compatibility.php) [function.require]: failed to open stream: No such file or directory in /mnt/web3/b3/53/53506353/htdocs/admin/includes/application_top.php on line 35

 

Fatal error: require() [function.require]: Failed opening required '/includes/functions/compatibility.php' (include_path='.:/opt/RZphp52/includes') in /mnt/web3/b3/53/53506353/htdocs/admin/includes/application_top.php on line 35

 

any on have a solution!