Error message

Warning: include_once(/home/vija2yakhad5er/public_html): Failed to open stream: Success in include_once() (line 133 of core/lib/Drupal/Core/Theme/ThemeInitialization.php).

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Warning: include_once(): Failed opening '/home/vija2yakhad5er/public_html/' for inclusion (include_path='/home/vija2yakhad5er/public_html/vendor/pear/archive_tar:/home/vija2yakhad5er/public_html/vendor/pear/console_getopt:/home/vija2yakhad5er/public_html/vendor/pear/pear-core-minimal/src:/home/vija2yakhad5er/public_html/vendor/pear/pear_exception:.:/opt/alt/php81/usr/share/pear:/opt/alt/php81/usr/share/php:/usr/share/pear:/usr/share/php') in include_once() (line 133 of core/lib/Drupal/Core/Theme/ThemeInitialization.php).