C4DtoA 2.1版本开始不再支持C4D R16，增加支持C4D R19，如果安装后C4D 打不开，请先卸载插件，然后把C4D更新到最新版本，最后重新安装插件即可

Bug修复：

Motion blur does not work with Turbulence FD volume

Render instance under a Cloner corrupts the viewport during IPR

Wrong IPR update when changing Tile of a Texture tag on a Cloner

Crash when an Arnold tag is added to an Instance Object

The IPR updates continuously when the render settings window is open

Pick focus in the IPR does not work with Arnold Procedural objects