Fatal error: Uncaught TypeError: round(): Argument #1 ($num) must be of type int|float, string given in /www/htdocs/w019415b/floridsdorfer-spatzen.at/wp-content/plugins/fusion-builder/shortcodes/fusion-button.php:636
Stack trace:
#0 /www/htdocs/w019415b/floridsdorfer-spatzen.at/wp-content/plugins/fusion-builder/shortcodes/fusion-button.php(636): round('4px')
#1 /www/htdocs/w019415b/floridsdorfer-spatzen.at/wp-content/plugins/fusion-builder/inc/class-fusion-builder-element.php(112): FusionSC_Button->add_styling()
#2 /www/htdocs/w019415b/floridsdorfer-spatzen.at/wp-content/plugins/fusion-builder/shortcodes/fusion-button.php(39): Fusion_Element->__construct()
#3 /www/htdocs/w019415b/floridsdorfer-spatzen.at/wp-content/plugins/fusion-builder/shortcodes/fusion-button.php(880): FusionSC_Button->__construct()
#4 /www/htdocs/w019415b/floridsdorfer-spatzen.at/wp-content/plugins/fusion-builder/fusion-builder.php(586): require_once('/www/htdocs/w01...')
#5 /www/htdocs/w019415b/floridsdorfer-spatzen.at/wp-content/plugins/fusion-builder/fusion-builder.php(1420): FusionBuilder->init_shortcodes()
#6 /www/htdocs/w019415b/floridsdorfer-spatzen.at/wp-content/plugins/fusion-builder/fusion-builder.php(200): FusionBuilder->includes()
#7 /www/htdocs/w019415b/floridsdorfer-spatzen.at/wp-content/plugins/fusion-builder/fusion-builder.php(174): FusionBuilder->__construct()
#8 /www/htdocs/w019415b/floridsdorfer-spatzen.at/wp-content/plugins/fusion-builder/fusion-builder.php(2223): FusionBuilder::get_instance()
#9 /www/htdocs/w019415b/floridsdorfer-spatzen.at/wp-includes/class-wp-hook.php(324): fusion_builder_activate('')
#10 /www/htdocs/w019415b/floridsdorfer-spatzen.at/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array)
#11 /www/htdocs/w019415b/floridsdorfer-spatzen.at/wp-includes/plugin.php(517): WP_Hook->do_action(Array)
#12 /www/htdocs/w019415b/floridsdorfer-spatzen.at/wp-settings.php(705): do_action('after_setup_the...')
#13 /www/htdocs/w019415b/floridsdorfer-spatzen.at/wp-config.php(166): require_once('/www/htdocs/w01...')
#14 /www/htdocs/w019415b/floridsdorfer-spatzen.at/wp-load.php(50): require_once('/www/htdocs/w01...')
#15 /www/htdocs/w019415b/floridsdorfer-spatzen.at/wp-blog-header.php(13): require_once('/www/htdocs/w01...')
#16 /www/htdocs/w019415b/floridsdorfer-spatzen.at/index.php(17): require('/www/htdocs/w01...')
#17 {main}
thrown in /www/htdocs/w019415b/floridsdorfer-spatzen.at/wp-content/plugins/fusion-builder/shortcodes/fusion-button.php on line 636