Parse error: syntax error, unexpected '}', expecting end of file in /home/labstok1/domains/labstok.com/public_html/wp-includes/update.php on line 1155

Fatal error: Uncaught Error: Call to a member function set() on null in /home/labstok1/domains/labstok.com/public_html/wp-includes/l10n.php:857
Stack trace:
#0 /home/labstok1/domains/labstok.com/public_html/wp-includes/l10n.php(960): load_textdomain('default', '/home/labstok1/...', 'tr_TR')
#1 /home/labstok1/domains/labstok.com/public_html/wp-includes/class-wp-fatal-error-handler.php(49): load_default_textdomain()
#2 [internal function]: WP_Fatal_Error_Handler->handle()
#3 {main}
  thrown in /home/labstok1/domains/labstok.com/public_html/wp-includes/l10n.php on line 857