1. android -> cordova-plugin-kakao-sdk repositories { mavenCentral() maven { url 'https://devrepo.kakao.com/nexus/content/groups/public/' } } 2. plugin 버전 변경 "cordova-plugin-firebasex": "^13.0.1-cli", "cordova-plugin-androidx": "^3.0.0", "cordova-plugin-androidx-adapter": "^1.1.3", "cordova-plugin-x-toast": "^2.7.3",