空指针了Attempt to invoke virtual method 'void androidx.constraintlayout.solver.widgets.ConstraintWidget.n0()' on a null object reference

[qinbin2010]

1 androidx.constraintlayout.solver.widgets.ConstraintWidgetContainer.void optimizeReset()(SourceFile:3)

2 androidx.constraintlayout.solver.widgets.ConstraintWidgetContainer.void layout()(SourceFile:19)
3 androidx.constraintlayout.widget.ConstraintLayout.void solveLinearSystem(java.lang.String)(SourceFile:1)
4 androidx.constraintlayout.widget.ConstraintLayout.void onMeasure(int,int)(SourceFile:51)
5 android.view.View.measure(View.java:23454)
6 master.flame.danmaku.danmaku.model.android.ViewCacheStuffer$ViewHolder.void measure(int,int)(SourceFile:1)
7 master.flame.danmaku.danmaku.model.android.ViewCacheStuffer.void measure(master.flame.danmaku.danmaku.model.BaseDanmaku,android.text.TextPaint,boolean)(SourceFile:10)
8 master.flame.danmaku.danmaku.model.android.AndroidDisplayer.void calcPaintWH(master.flame.danmaku.danmaku.model.BaseDanmaku,android.text.TextPaint,boolean)(SourceFile:1)