Chronoform 5 reCAPTURE not working?

Question

Hi Im using Chronoforms 5 in Joomla and the recapture is not working any more?
i got this error msg:

Der reCAPTCHA war nicht korrekt. Bitte versuchen Sie es erneut.

Warning: file_get_contents(): https:// wrapper is disabled in the server configuration by allow_url_fopen=0 in /kunden/418220_15344/webseiten/bettlex-pflege/joomla/administrator/components/com_chronoforms5/chronoforms/actions/check_nocaptcha/check_nocaptcha.php on line 29

Warning: file_get_contents(https://www.google.com/recaptcha/api/siteverify?secret=6Lea7AsTAAAAAANMegChpmIGcLnlHLYgG0qp8yT5&response=03AJz9lvTJPj7ieimVXxOJhCYJOEZW98YPvNMgGXUDVIYlLg23x9gmgOWpOfTTl2pfHuIAIoKPs_yuSH6iBiJ6RUjIW0cT07bFKMLmoKb2syWW4nTN62RkvfzqCGL6yJ4R91QY806pI8TSzn8zlx6Iudq2g59gOMD_5KOaY4QOG3qtZ4jvLgzWIp6kMIWTVwbjCYGUBcD30f0HJQBXK-ycMpGxkAUzV2XOWEbTiDIoENZsw10f8q5xxV-nqIe6H-39n-Jf_q37psCJXQQzdqQ4vq47W5WsRIEL4wwHSOlwWYyyuiYLzINsKgLLePrTadBQYIx6yqumkrTiGpmuXJk5qSCd0-6ZiqyZbPVRiotT-lRc5BnBnKZKB__YwIjGQPIrrsmkkZB3wbJQkyC3HHcmZRTVQvEZRkAcBobe7FLLKIzKCHNCuSnUEnNthrgwaE3_ygGsFpqLeuBO): failed to open stream: no suitable wrapper could be found in /kunden/418220_15344/webseiten/bettlex-pflege/joomla/administrator/components/com_chronoforms5/chronoforms/actions/check_nocaptcha/check_nocaptcha.php on line 29

can someone help mit with this problem please?

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Chronoform 5 reCAPTURE not working?