gesior acc help step 2

como resolver isso? pf :/     STEP 2

STEP 2

Check database connection
If you don't see any errors press link to STEP 3 - Add tables and columns to DB. If you see some errors it mean server has wrong configuration. Check FAQ or ask author of acc. maker.
Warning: include(libs/pot/OTS.php) [function.include]: failed to open stream: No such file or directory in C:\xampp\htdocs\install\install.php on line 196

Warning: include() [function.include]: Failed opening 'libs/pot/OTS.php' for inclusion (include_path='.;C:\xampp\php\PEAR:../libs') in C:\xampp\htdocs\install\install.php on line 196

Fatal error: Class 'POT' not found in C:\xampp\htdocs\install\install.php on line 198