카카오 로그인 동의/비동의시 onSessionOpen/Failed안불려짐. 버전 1.12.0

카카오 톡이 설치가 안된 폰의 경우는 로그인이 잘 됩니다. onSessionOpened 불려집니다.

그런데 카카오톡이 설치가 되어있는 폰에서는 로그인 버튼 누르면 나오는 'with KakaoTalk’랑 ‘with another KakaoAccount’ 둘다 그 다음 onSessionOpened, onSessionOpenFailed 두개 다 호출이 되지 않습니다.

비슷한 오류를 가진 분의 질문을 봤는데요 그 분께서는 onActivityResult에

if(Session.getCurrentSession().handleActivityResult(requestCode, resultCode, data)){
return
}

이거를 안써서 그렇다고 했더라구요…

근데 저는 그건 해놨는데 보니까

onActivityResult(requestCode: Int, resultCode: Int, data: Intent?)

여기에도 안들어오네용 ㅠㅠㅠ 뭘까요…?

추가)
에러 onSessionOpenFailed로 들어갔을때 내용
2018-09-07 14:22:58.126 20041-20041/com.flowns.dev.gongsapd.develop D/KC SNS Login Kakao: SNS Login Kakao Failed : 로그인 엑티비티로…UNSPECIFIED_ERROR, is Cancled : false
2018-09-07 14:22:58.127 20041-20041/com.flowns.dev.gongsapd.develop W/System.err: UNSPECIFIED_ERROR: There is another auth code process still not finished. Please try again later.
2018-09-07 14:22:58.127 20041-20041/com.flowns.dev.gongsapd.develop W/System.err: at com.kakao.auth.authorization.authcode.KakaoAuthCodeManager.requestAuthCode(KakaoAuthCodeManager.java:81)
2018-09-07 14:22:58.127 20041-20041/com.flowns.dev.gongsapd.develop W/System.err: at com.kakao.auth.authorization.authcode.KakaoAuthCodeManager.requestAuthCode(KakaoAuthCodeManager.java:64)
2018-09-07 14:22:58.127 20041-20041/com.flowns.dev.gongsapd.develop W/System.err: at com.kakao.auth.Session.requestAuthCode(Session.java:617)
2018-09-07 14:22:58.127 20041-20041/com.flowns.dev.gongsapd.develop W/System.err: at com.kakao.auth.Session.internalOpen(Session.java:547)
2018-09-07 14:22:58.127 20041-20041/com.flowns.dev.gongsapd.develop W/System.err: at com.kakao.auth.Session.open(Session.java:170)
2018-09-07 14:22:58.127 20041-20041/com.flowns.dev.gongsapd.develop W/System.err: at com.kakao.usermgmt.LoginButton.openSession(LoginButton.java:216)
2018-09-07 14:22:58.127 20041-20041/com.flowns.dev.gongsapd.develop W/System.err: at com.kakao.usermgmt.LoginButton$3.onItemClick(LoginButton.java:194)
2018-09-07 14:22:58.127 20041-20041/com.flowns.dev.gongsapd.develop W/System.err: at android.widget.AdapterView.performItemClick(AdapterView.java:350)
2018-09-07 14:22:58.127 20041-20041/com.flowns.dev.gongsapd.develop W/System.err: at android.widget.AbsListView.performItemClick(AbsListView.java:1683)
2018-09-07 14:22:58.128 20041-20041/com.flowns.dev.gongsapd.develop W/System.err: at android.widget.AbsListView$PerformClick.run(AbsListView.java:4094)
2018-09-07 14:22:58.128 20041-20041/com.flowns.dev.gongsapd.develop W/System.err: at android.widget.AbsListView$10.run(AbsListView.java:6583)
2018-09-07 14:22:58.128 20041-20041/com.flowns.dev.gongsapd.develop W/System.err: at android.os.Handler.handleCallback(Handler.java:789)
2018-09-07 14:22:58.128 20041-20041/com.flowns.dev.gongsapd.develop W/System.err: at android.os.Handler.dispatchMessage(Handler.java:98)
2018-09-07 14:22:58.128 20041-20041/com.flowns.dev.gongsapd.develop W/System.err: at android.os.Looper.loop(Looper.java:164)
2018-09-07 14:22:58.128 20041-20041/com.flowns.dev.gongsapd.develop W/System.err: at android.app.ActivityThread.main(ActivityThread.java:6938)
2018-09-07 14:22:58.128 20041-20041/com.flowns.dev.gongsapd.develop W/System.err: at java.lang.reflect.Method.invoke(Native Method)
2018-09-07 14:22:58.128 20041-20041/com.flowns.dev.gongsapd.develop W/System.err: at com.android.internal.os.Zygote$MethodAndArgsCaller.run(Zygote.java:327)
2018-09-07 14:22:58.128 20041-20041/com.flowns.dev.gongsapd.develop W/System.err: at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1374)