Running MySQL 5.5 with InnoDB
PHP 5.5
memory_limit 3840M

Any ideas?

Get this message when installing:

Fatal error: Uncaught exception 'LogicException' with message 'Illegal value passed (no array or string given)' in /home/sitedirectory/public_html/concrete/src/Foundation/ClassLoader.php:74 Stack trace: #0 /home/sitedirectory/public_html/concrete/src/Foundation/ClassLoader.php(74): spl_autoload_register(NULL) #1 /home/sitedirectory/public_html/concrete/src/Foundation/ClassLoader.php(34): Concrete\Core\Foundation\ClassLoader->setupAliasAutoloader() #2 /home/sitedirectory/public_html/concrete/src/Foundation/ClassLoader.php(27): Concrete\Core\Foundation\ClassLoader->__construct() #3 /home/sitedirectory/public_html/concrete/bootstrap/autoload.php(17): Concrete\Core\Foundation\ClassLoader::getInstance() #4 /home/sitedirectory/public_html/concrete/dispatcher.php(27): require('/home/optidolla...') #5 /home/sitedirectory/public_html/index.php(2): require('/home/sitedirect...') #6 {main} thrown in /home/sitedirectory/public_html/concrete/src/Foundation/ClassLoader.php on line 74