Android
打开布局时出现java.lang.NullPointerException
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我也要 关注 + 加入社区在打开github上下载的开源项目时，大多数布局打开时都会报错:
求助这是怎么回事
Render problem:
java.lang.NullPointerException at android.view.ViewGroup.brokenDispatchApplyWindowInsets(ViewGroup.java:7200) at android.view.ViewGroup.dispatchApplyWindowInsets(ViewGroup.java:7193) at android.view.ViewGroup.brokenDispatchApplyWindowInsets(ViewGroup.java:7203) at android.view.ViewGroup.dispatchApplyWindowInsets(ViewGroup.java:7193) at android.view.ViewGroup.brokenDispatchApplyWindowInsets(ViewGroup.java:7203) at android.view.ViewGroup.dispatchApplyWindowInsets(ViewGroup.java:7193) at android.view.ViewGroup.brokenDispatchApplyWindowInsets(ViewGroup.java:7203) at android.view.ViewGroup.dispatchApplyWindowInsets(ViewGroup.java:7193) at android.view.ViewRootImpl.dispatchApplyInsets(ViewRootImpl.java:1925) at android.view.ViewRootImpl_Accessor.dispatchApplyInsets(ViewRootImpl_Accessor.java:24) at com.android.layoutlib.bridge.impl.Layout.requestFitSystemWindows(Layout.java:385) at android.view.View.requestFitSystemWindows(View.java:10796) at android.view.View.requestFitSystemWindows(View.java:10796) at android.view.View.requestFitSystemWindows(View.java:10796) at android.view.View.requestApplyInsets(View.java:10804) at androidx.core.view.ViewCompat.requestApplyInsets(ViewCompat.java:2426) at androidx.core.view.ViewCompat$Api21Impl$1.onApplyWindowInsets(ViewCompat.java:4774) at android.view.View.dispatchApplyWindowInsets(View.java:10514) at android.view.ViewGroup.dispatchApplyWindowInsets(ViewGroup.java:7191) at android.view.ViewGroup.brokenDispatchApplyWindowInsets(ViewGroup.java:7203) at android.view.ViewGroup.dispatchApplyWindowInsets(ViewGroup.java:7193) at android.view.ViewGroup.brokenDispatchApplyWindowInsets(ViewGroup.java:7203) at android.view.ViewGroup.dispatchApplyWindowInsets(ViewGroup.java:7193) at android.view.ViewGroup.brokenDispatchApplyWindowInsets(ViewGroup.java:7203) at android.view.ViewGroup.dispatchApplyWindowInsets(ViewGroup.java:7193) at android.view.ViewRootImpl.dispatchApplyInsets(ViewRootImpl.java:1925) at android.view.ViewRootImpl_Accessor.dispatchApplyInsets(ViewRootImpl_Accessor.java:24) at com.android.layoutlib.bridge.impl.Layout.requestFitSystemWindows(Layout.java:385) at android.view.View.requestFitSystemWindows(View.java:10796) at android.view.View.requestFitSystemWindows(View.java:10796) at android.view.View.requestFitSystemWindows(View.java:10796) at android.view.View.requestApplyInsets(View.java:10804) at androidx.core.view.ViewCompat.requestApplyInsets(ViewCompat.java:2426) at androidx.coordinatorlayout.widget.CoordinatorLayout.onAttachedToWindow(CoordinatorLayout.java:276) at android.view.View.dispatchAttachedToWindow(View.java:19575) at android.view.ViewGroup.dispatchAttachedToWindow(ViewGroup.java:3430) at android.view.ViewGroup.dispatchAttachedToWindow(ViewGroup.java:3437) at android.view.ViewGroup.dispatchAttachedToWindow(ViewGroup.java:3437) at android.view.ViewGroup.dispatchAttachedToWindow(ViewGroup.java:3437) at android.view.AttachInfo_Accessor.setAttachInfo(AttachInfo_Accessor.java:44)
求助这是怎么回事
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