Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, bool given in /var/www/vhosts/hosting131592.a2f75.netcup.net/httpdocs/mozilo-test-02.9f8.de/plugins/Calendar/pattern/dates.php:107 Stack trace: #0 /var/www/vhosts/hosting131592.a2f75.netcup.net/httpdocs/mozilo-test-02.9f8.de/plugins/Calendar/pattern/dates.php(88): dates->help_get_Prev_Next_Nav() #1 /var/www/vhosts/hosting131592.a2f75.netcup.net/httpdocs/mozilo-test-02.9f8.de/plugins/Calendar/pattern/dates.php(326): dates->help_title_navi() #2 /var/www/vhosts/hosting131592.a2f75.netcup.net/httpdocs/mozilo-test-02.9f8.de/plugins/Calendar/index.php(60): dates->template_year() #3 /var/www/vhosts/hosting131592.a2f75.netcup.net/httpdocs/mozilo-test-02.9f8.de/cms/Plugin.php(86): Calendar->getContent() #4 /var/www/vhosts/hosting131592.a2f75.netcup.net/httpdocs/mozilo-test-02.9f8.de/cms/Syntax.php(921): Plugin->getPluginContent() #5 /var/www/vhosts/hosting131592.a2f75.netcup.net/httpdocs/mozilo-test-02.9f8.de/cms/Syntax.php(253): Syntax->plugin_replace() #6 /var/www/vhosts/hosting131592.a2f75.netcup.net/httpdocs/mozilo-test-02.9f8.de/index.php(383): Syntax->convertContent() #7 /var/www/vhosts/hosting131592.a2f75.netcup.net/httpdocs/mozilo-test-02.9f8.de/index.php(246): readTemplate() #8 {main} thrown in /var/www/vhosts/hosting131592.a2f75.netcup.net/httpdocs/mozilo-test-02.9f8.de/plugins/Calendar/pattern/dates.php on line 107