Proglem with internal server error

Hi to all,
I have little problem, after transferin wordpress sites from xampp to CWP, after transfer mqsql base and all files manualy i have this error "Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator at you@example.com to inform them of the time this error occurred, and the actions you performed just before this error.

More information about this error may be available in the server error log."

Permisions to all folders in current site is 755.Can little help for fix this problem ?

In logs i see this No user or group set - set suPHP_UserGroup, referer:

try yum reinstall cwp-suphp