Hi @AndZyk - it seems like you have an empty "Phone Output Format Options" field in the module's config settings.
By default, it is populated with the following, so you can paste this in, or build your own format. Does that fix things for you?
/*North America without separate area code*/
northAmericaStandardNoSeparateAreaCode | {+[phoneCountry]} {([phoneNumber,0,3])} {[phoneNumber,3,3]}-{[phoneNumber,6,4]} {x[phoneExtension]} | 1,,2215673456,123
northAmericaStandardNoSeparateAreaCodeNoNumberDashes | {+[phoneCountry]} {([phoneNumber,0,3])} {[phoneNumber,3,7]} {x[phoneExtension]} | 1,,2215673456,123
northAmericaStandardNoSeparateAreaAllDashes | {+[phoneCountry]}-{[phoneNumber,0,3]}-{[phoneNumber,3,3]}-{[phoneNumber,6,4]} {x[phoneExtension]} | 1,,2215673456,123
northAmericaStandardNoSeparateAreaDashesNoNumberDashes | {+[phoneCountry]}-{[phoneNumber]} {x[phoneExtension]} | 1,,2215673456,123
/*North America with separate area code*/
northAmericaStandard | {+[phoneCountry]} {([phoneAreaCode])} {[phoneNumber,0,3]}-{[phoneNumber,3,4]} {x[phoneExtension]} | 1,221,5673456,123
northAmericaNoNumberDashes | {+[phoneCountry]} {([phoneAreaCode])} {[phoneNumber]} {x[phoneExtension]} | 1,221,5673456,123
northAmericaAllDashes| {+[phoneCountry]}-{[phoneAreaCode]}-{[phoneNumber,0,3]}-{[phoneNumber,3,4]} {x[phoneExtension]} | 1,221,5673456,123
northAmericaDashesNoNumberDashes | {+[phoneCountry]}-{[phoneAreaCode]}-{[phoneNumber]} {x[phoneExtension]} | 1,221,5673456,123
/*Australia*/
australiaNoCountryAreaCodeLeadingZero | {([phoneAreaCode,0,2])} {[phoneNumber,0,4]} {[phoneNumber,4,4]} {x[phoneExtension]} | 61,07,45673456,123
australiaWithCountryAreaCodeNoLeadingZero | {+[phoneCountry]} {([phoneAreaCode,1,1])} {[phoneNumber,0,4]} {[phoneNumber,4,4]} {x[phoneExtension]} | 61,07,45673456,123