[Legacy Android sdk] AUTHORIZATION_FAILED: Unable to resolve host "kauth.kakao.com": No address associated with hostname

2021-05-07 11:36:14.087 11204-11204/com.example.myapplication E/KAKAO_SESSION: 로그인 실패
    AUTHORIZATION_FAILED: Unable to resolve host "kauth.kakao.com": No address associated with hostname
        at com.kakao.auth.Session.onAccessTokenFailure(Session.java:765)
        at com.kakao.auth.Session.access$1100(Session.java:56)
        at com.kakao.auth.Session$5.onAccessTokenFailure(Session.java:668)
        at com.kakao.auth.AccessTokenCallback.onFailure(AccessTokenCallback.java:33)
        at com.kakao.network.callback.ResponseCallback.onFailureForUiThread(ResponseCallback.java:62)
        at com.kakao.auth.AccessTokenCallback.onFailureForUiThread(AccessTokenCallback.java:62)
        at com.kakao.network.tasks.KakaoResultTask$1$1.run(KakaoResultTask.java:76)
        at android.os.Handler.handleCallback(Handler.java:938)
        at android.os.Handler.dispatchMessage(Handler.java:99)
        at android.os.Looper.loop(Looper.java:223)
        at android.app.ActivityThread.main(ActivityThread.java:7656)
        at java.lang.reflect.Method.invoke(Native Method)
        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:592)
        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:947)

SDK 30이상으로 설정한 앱이 android 11에서 실행될 경우
카카오톡 설치여부 검사를 위해 AndroidManifest.xml 에 <queries> 설정이 추가돼 있어야 합니다.

2.0.4 이상 버전에서는 해당 설정이 SDK에 추가되어 있으나 v1을 사용하고 계신다면 직접 설정을 추가하셔야 합니다.

<!-- AndroidManifest.xml -->
<queries>
    <package android:name="com.kakao.talk" />
</queries>

보다 자세한 내용은 구글의 package visibility 가이드를 참고 바랍니다.
medium.com/androiddevelopers/package-visibility-in-android-11-cc857f221cd9

Package visibility in Android 11

 

 

AndroidManifest.xml 전체 

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.myapplication">

    <uses-permission android:name="android.permission.INTERNET" />

    <queries>
        <package android:name="com.kakao.talk" />
    </queries>

    <application
        android:name=".GlobalApplication"
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
        android:theme="@style/Theme.MyApplication">

        <meta-data
            android:name="com.kakao.sdk.AppKey"
            android:value="@string/kakao_app_key" />
        <activity android:name=".MainActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>