Php Warning lib/handler.php

Hi Renzo,

we send you a support ticket with the whole stuff of needed information 2 times but did not get answer. did you get this and is there any information missing?

we get these php-stuff every day:

[17-Apr-2021 00:03:54 UTC] PHP Warning:  array_column() expects parameter 1 to be array, null given in /kunden/xxx/webseiten/hello-world.net/wordpress/wp-content/plugins/contact-form-7-mailchimp-extension/lib/handler.php on line 331
[17-Apr-2021 00:03:54 UTC] PHP Warning:  Invalid argument supplied for foreach() in /kunden/xxx/webseiten/hello-world.net/wordpress/wp-content/plugins/contact-form-7-mailchimp-extension/lib/handler.php on line 333
[17-Apr-2021 05:05:11 UTC] PHP Warning:  array_column() expects parameter 1 to be array, null given in /kunden/xxx/webseiten/hello-world.net/wordpress/wp-content/plugins/contact-form-7-mailchimp-extension/lib/handler.php on line 331
[17-Apr-2021 05:05:11 UTC] PHP Warning:  Invalid argument supplied for foreach() in /kunden/xxx/webseiten/hello-world.net/wordpress/wp-content/plugins/contact-form-7-mailchimp-extension/lib/handler.php on line 333

thnx for helping & best regards
Nico

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