Zen Cart v1.5.5b
TIP: For some errors and warnings below, more information may be available by clicking on the error/warning title.
An existing configure.php file was found. The installer will attempt to upgrade your database structure if you choose "Upgrade..." below.
Some problems that need fixing before we continue
Probems with database connection based on the entries in your current configure.php
Some other problems
Problems with .htaccess support (it is not properly denying access to files that ought to be restricted).
Possible problems with database connection