android studio (0.8.2) 레이아웃 미리보기 : com.android.internal.app.WindowDecorActionBar.setHasEmbeddedTabs의 NullPointerException

Question

최근에 android studio를 0.8.2로 업데이트했습니다. 이제 새 프로젝트를 만들었을 때 레이아웃의 미리보기를 볼 수 없었습니다. 지금 작업

> Rendering Problems java.lang.NullPointerException   at 
> com.android.internal.app.WindowDecorActionBar.setHasEmbeddedTabs(WindowDecorActionBar.java:265) 
>   at 
> com.android.internal.app.WindowDecorActionBar.init(WindowDecorActionBar.java:217) 
>   at 
> com.android.internal.app.WindowDecorActionBar.<init>(WindowDecorActionBar.java:182) 
>   at 
> com.android.layoutlib.bridge.bars.ActionBarLayout.<init>(ActionBarLayout.java:98) 
>   at 
> com.android.layoutlib.bridge.impl.RenderSessionImpl.createActionBar(RenderSessionImpl.java:1620) 
>   at 
> com.android.layoutlib.bridge.impl.RenderSessionImpl.inflate(RenderSessionImpl.java:352) 
>   at 
> com.android.layoutlib.bridge.Bridge.createSession(Bridge.java:329) 
>   at 
> com.android.ide.common.rendering.LayoutLibrary.createSession(LayoutLibrary.java:332) 
>   at 
> com.intellij.openapi.application.impl.ApplicationImpl.runReadAction   
> ... (ApplicationImpl.java:932)   at 
> com.intellij.openapi.progress.impl.ProgressManagerImpl$2.run   ... 
> (ProgressManagerImpl.java:178)   at 
> com.intellij.openapi.progress.ProgressManager.executeProcessUnderProgress(ProgressManager.java:209) 
>   at 
> com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:212) 
>   at 
> com.intellij.openapi.progress.impl.ProgressManagerImpl.runProcess(ProgressManagerImpl.java:171) 
>   at com.intellij.util.ui.update.MergingUpdateQueue.execute   ... 
> (MergingUpdateQueue.java:320)   at 
> com.intellij.util.ui.update.MergingUpdateQueue.execute(MergingUpdateQueue.java:310) 
>   at 
> com.intellij.util.ui.update.MergingUpdateQueue$2.run(MergingUpdateQueue.java:254) 
>   at 
> com.intellij.util.ui.update.MergingUpdateQueue.flush(MergingUpdateQueue.java:269) 
>   at 
> com.intellij.util.ui.update.MergingUpdateQueue.flush(MergingUpdateQueue.java:227) 
>   at 
> com.intellij.util.ui.update.MergingUpdateQueue.run(MergingUpdateQueue.java:217) 
>   at 
> com.intellij.util.concurrency.QueueProcessor.runSafely(QueueProcessor.java:238) 
>   at com.intellij.util.Alarm$Request$1.run(Alarm.java:327) 

Answer 1

그 ... 내가 한 모두가 sdk manager

1. 시작 무엇 : 여기 로그입니다. 기본 선택된 패키지를 설치하십시오. 예. 도구, 기타

2. 설치가 완료된 후 android-studio를 다시 시작합니다.

3. 붐 ..... 일했다 ....