DaVinci Resolve Studio 15 Beta Beta 8 fusion bug

My system is
Mb
Gigabyte Designare EX
CPU
Intel 7980 Xe
Memory
128 Gb DDR4
Boot disk
Samsung 960 NVME
Graphic card
Titan Xp Collector edition
various storage disk
If I try to change shadow node from input to depth (as you can see in attached jpg) DR crash immediately without any error
I have the same behavior in Windows 10 Pro 64 bit (1803) and in an Hackintosh system (High Sierra 10.13.6)
Thank you for your attention
windows 10 pro
Mb
Gigabyte Designare EX
CPU
Intel 7980 Xe
Memory
128 Gb DDR4
Boot disk
Samsung 960 NVME
Graphic card
Titan Xp Collector edition
various storage disk
If I try to change shadow node from input to depth (as you can see in attached jpg) DR crash immediately without any error
I have the same behavior in Windows 10 Pro 64 bit (1803) and in an Hackintosh system (High Sierra 10.13.6)
Thank you for your attention
windows 10 pro