I am running Zen Cart 151, and I keep getting these errors even after changing the admin back to admin and installing the Ultimate SEO

Filesystem Error: Unable to access '/home/public_html/adminincludes/extra_datafiles/seo.php'. Please make sure you uploaded the file and your webserver has access to read the file!
Error Filesystem Error: Unable to access '/home/public_html/adminincludes/functions/extra_functions/seo.php'. Please make sure you uploaded the file and your webserver has access to read the file!
Error Filesystem Error: Unable to access '/home/public_html/adminincludes/languages/english/extra_definitions/seo.php'. Please make sure you uploaded the file and your webserver has access to read the file!
Error Ultimate SEO installation failed!