Fatal error: Uncaught ArgumentCountError: Too few arguments to function showSubNav(), 0 passed in /www/htdocs/w00aa0d6/ausbildung_fortbildung.php on line 96 and exactly 1 expected in /www/htdocs/w00aa0d6/xperto_cms.php:750
Stack trace:
#0 /www/htdocs/w00aa0d6/ausbildung_fortbildung.php(96): showSubNav()
#1 {main}
thrown in /www/htdocs/w00aa0d6/xperto_cms.php on line 750