iCal Import Fehlermeldung

[Jako]

Der iCal Import gibt einen Fehler aus, wenn der Feed nicht valide ist (eben ist die Wolke ausgefallen):

Fehler-Details
==============
Ein Fehler vom Typ E_ERROR wurde in der Zeile 242 der Datei /.../wp-content/themes/sunflower/functions/icalimport.php](.../wp-content/themes/sunflower/functions/icalimport.php) verursacht. Fehlermeldung: Uncaught TypeError: array_merge(): Argument #2 must be of type array, string given in /.../wp-content/themes/sunflower/functions/icalimport.php:242](.../wp-content/themes/sunflower/functions/icalimport.php:242)
Stack trace:
#0 /.../wp-content/themes/sunflower/functions/icalimport.php](.../wp-content/themes/sunflower/functions/icalimport.php)(242): array_merge()
#1 /.../wp-includes/class-wp-hook.php](.../wp-includes/class-wp-hook.php)(324): sunflower_import_icals()
#2 /.../wp-includes/class-wp-hook.php](.../wp-includes/class-wp-hook.php)(348): WP_Hook->apply_filters()
#3 /.../wp-includes/plugin.php](.../wp-includes/plugin.php)(517): WP_Hook->do_action()
#4 /.../wp-settings.php](.../wp-settings.php)(695): do_action()
#5 /.../wp-config.php](.../wp-config.php)(95): require_once('...')
#6 /.../wp-load.php](.../wp-load.php)(50): require_once('...')
#7 /.../wp-login.php](.../wp-login.php)(12): require('...')
#8 {main}
thrown