Uncaught TypeError: n is undefined

Hello, its know bug? Especially on mobile device o got this console error and flag for telephone number dont shows.

Uncaught TypeError: n is undefined

????selectCountry /wp-content/plugins/country-phone-field-contact-form-7/assets/js/countrySelect.min.js?ver=547fe4ce4dcf49480472c337291f63b9:1

????_initAutoCountry /wp-content/plugins/country-phone-field-contact-form-7/assets/js/countrySelect.min.js?ver=547fe4ce4dcf49480472c337291f63b9:1

????init /wp-content/plugins/country-phone-field-contact-form-7/assets/js/countrySelect.min.js?ver=547fe4ce4dcf49480472c337291f63b9:1

????y /wp-content/plugins/country-phone-field-contact-form-7/assets/js/countrySelect.min.js?ver=547fe4ce4dcf49480472c337291f63b9:1

????n.fn[e]/< /wp-content/plugins/country-phone-field-contact-form-7/assets/js/countrySelect.min.js?ver=547fe4ce4dcf49480472c337291f63b9:1

????jQuery 2

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????e /wp-content/plugins/country-phone-field-contact-form-7/assets/js/countrySelect.min.js?ver=547fe4ce4dcf49480472c337291f63b9:1

????success /:1851

????jQuery 8

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????fireWith

????l

????o

????send

????ajax

????<anonymous>

????t

????<anonymous> /de/:1841

????jQuery 13

????e

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????setTimeout handler*Deferred/then/l/<

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????fire

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????<anonymous>

????<anonymous>
countrySelect.min.js:1:8274

????selectCountry  /wp-content/plugins/country-phone-field-contact-form-7/assets/js/countrySelect.min.js?ver=547fe4ce4dcf49480472c337291f63b9:1

????_initAutoCountry  /wp-content/plugins/country-phone-field-contact-form-7/assets/js/countrySelect.min.js?ver=547fe4ce4dcf49480472c337291f63b9:1

????init  /wp-content/plugins/country-phone-field-contact-form-7/assets/js/countrySelect.min.js?ver=547fe4ce4dcf49480472c337291f63b9:1

????y  /wp-content/plugins/country-phone-field-contact-form-7/assets/js/countrySelect.min.js?ver=547fe4ce4dcf49480472c337291f63b9:1

????n.fn[e]/<  /wp-content/plugins/country-phone-field-contact-form-7/assets/js/countrySelect.min.js?ver=547fe4ce4dcf49480472c337291f63b9:1

????jQuery 2

????e  /wp-content/plugins/country-phone-field-contact-form-7/assets/js/countrySelect.min.js?ver=547fe4ce4dcf49480472c337291f63b9:1

????success  /de/:1851

????jQuery 8

????<anonymná>  /de/:1841

????jQuery 13