Software Rendering Doesn 39-t Support Drawrendernode -

// Avoid this view.setDrawingCacheEnabled(true) val bitmap = view.drawingCache // Instead use PixelCopy API (Android O+) if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) PixelCopy.request(view, bitmap, ...)

override fun onDraw(canvas: Canvas) if (canvas.isHardwareAccelerated) // Safe to use RenderNode-related drawing else // Fallback to software-safe drawing drawFallback(canvas) software rendering doesn 39-t support drawrendernode

RenderNode is a hardware-only structure. The software renderer has no mechanism to interpret its drawing commands. 1. Enable Hardware Acceleration (Most Common Fix) Ensure your View or Activity uses hardware acceleration. // Avoid this view