Warning: include_once(Mage/Core/functions.php) [function.include-once]: failed to open stream: No such file or directory in /home1/txmemori/public_html/app/Mage.php on line 50

Warning: include_once() [function.include]: Failed opening 'Mage/Core/functions.php' for inclusion (include_path='/home1/txmemori/public_html/app/code/local:/home1/txmemori/public_html/app/code/community:/home1/txmemori/public_html/app/code/core:/home1/txmemori/public_html/lib:.:/usr/share/pear:/usr/share/php') in /home1/txmemori/public_html/app/Mage.php on line 50

Warning: include_once(Varien/Autoload.php) [function.include-once]: failed to open stream: No such file or directory in /home1/txmemori/public_html/app/Mage.php on line 51

Warning: include_once() [function.include]: Failed opening 'Varien/Autoload.php' for inclusion (include_path='/home1/txmemori/public_html/app/code/local:/home1/txmemori/public_html/app/code/community:/home1/txmemori/public_html/app/code/core:/home1/txmemori/public_html/lib:.:/usr/share/pear:/usr/share/php') in /home1/txmemori/public_html/app/Mage.php on line 51

Fatal error: Class 'Varien_Autoload' not found in /home1/txmemori/public_html/app/Mage.php on line 54