Kakao i Connect Live 커뮤니티

Full 프로젝트 실행시 SETUP버튼 클릭하면 앱 다운되는 현상

full 프로젝트를 다운받아 실행한뒤 화면상단의 INIT>CONNECT로 연결(성공)

하지만 SETUP 버튼을 클릭하면 아래와 같은 에러가 발생하면서 앱이 중단됩니다.

Android3.0.1
compileSdkVersion 26
buildToolsVersion "26.0.2"
compile 'com.android.support:appcompat-v7:26.1.0’
을 사용했습니다.

FATAL EXCEPTION: main
Process: com.remon.example.fullfeatures, PID: 8006
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.remon.example.fullfeatures/com.remon.remondroidtest.SettingsActivity}: android.view.InflateException: Binary XML file line #0: Error inflating class java.lang.reflect.Constructor
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2927)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2988)
at android.app.ActivityThread.-wrap14(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1631)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:154)
at android.app.ActivityThread.main(ActivityThread.java:6682)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1520)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1410)
Caused by: android.view.InflateException: Binary XML file line #0: Error inflating class java.lang.reflect.Constructor
at android.preference.GenericInflater.createItem(GenericInflater.java:399)
at android.preference.GenericInflater.onCreateItem(GenericInflater.java:419)
at android.preference.GenericInflater.createItemFromTag(GenericInflater.java:430)
at android.preference.GenericInflater.rInflate(GenericInflater.java:483)
at android.preference.GenericInflater.rInflate(GenericInflater.java:495)
at android.preference.GenericInflater.inflate(GenericInflater.java:327)
at android.preference.GenericInflater.inflate(GenericInflater.java:264)
at android.preference.PreferenceManager.inflateFromResource(PreferenceManager.java:281)
at android.preference.PreferenceFragment.addPreferencesFromResource(PreferenceFragment.java:326)
at com.remon.remondroidtest.SettingsFragment.onCreate(SettingsFragment.java:27)
at android.app.Fragment.performCreate(Fragment.java:2335)
at android.app.FragmentManagerImpl.moveToState(FragmentManager.java:949)
at android.app.BackStackRecord.setLastIn(BackStackRecord.java:857)
at android.app.BackStackRecord.calculateFragments(BackStackRecord.java:897)
at android.app.BackStackRecord.run(BackStackRecord.java:727)
at android.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:1582)
at android.app.FragmentController.execPendingActions(FragmentController.java:372)
at android.app.Activity.performStart(Activity.java:6958)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2890)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2988)
at android.app.ActivityThread.-wrap14(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1631)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:154)
at android.app.ActivityThread.main(ActivityThread.java:6682)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1520)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1410)
Caused by: java.lang.reflect.InvocationTargetException
at java.lang.reflect.Constructor.newInstance0(Native Method)
at java.lang.reflect.Constructor.newInstance(Constructor.java:430)
at android.preference.GenericInflater.createItem(GenericInflater.java:385)
at android.preference.GenericInflater.onCreateItem(GenericInflater.java:419)
at android.preference.GenericInflater.createItemFromTag(GenericInflater.java:430)
at android.preference.GenericInflater.rInflate(GenericInflater.java:483)
at android.preference.GenericInflater.rInflate(GenericInflater.java:495)
at android.preference.GenericInflater.inflate(GenericInflater.java:327)
at android.preference.GenericInflater.inflate(GenericInflater.java:264)
at android.preference.PreferenceManager.inflateFromResource(PreferenceManager.java:281)
at android.preference.PreferenceFragment.addPreferencesFromResource(PreferenceFragment.java:326)
at com.remon.remondroidtest.SettingsFragment.onCreate(SettingsFragment.java:27)
at android.app.Fragment.performCreate(Fragment.java:2335)
at android.app.FragmentManagerImpl.moveToState(FragmentManager.java:949)
at android.app.BackStackRecord.setLastIn(BackStackRecord.java:857)
at android.app.BackStackRecord.calculateFragments(BackStackRecord.java:897)
at android.app.BackStackRecord.run(BackStackRecord.java:727)
at android.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:1582)
at android.app.FragmentController.execPendingActions(FragmentController.java:372)
at android.app.Activity.performStart(Activity.java:6958)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2890)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2988)
at android.app.ActivityThread.-wrap14(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1631)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:154)
at android.app.ActivityThread.main(ActivityThread.java:6682)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1520)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1410)
Caused by: java.lang.NullPointerException: Attempt to get length of null array
at android.content.res.AssetManager.getResourceTextArray(AssetManager.java:296)
at android.content.res.Resources.getTextArray(Resources.java:1354)
at android.content.res.TypedArray.getTextArray(TypedArray.java:972)
at android.preference.ListPreference.(ListPreference.java:52)
at android.preference.ListPreference.(ListPreference.java:66)