project export UHD problem

Hello,
I try to color and finishing a tv program , I use a workstation
DaVinci studio 16.2.8
intel i9 9900K
64 GB di RAM,
GPU nvidia GTX 2060 6GB
OS on M.2 pcie
Ethernet 10 Gbps
Every time I had two type of error
First: The GPU failed to perform image processing
second: render job 1 failed as the current clip could noto be processed
I contact the support many times but with no answer
I send the log file, no answer
I tried everythink I could find on internet
Anyone can help me?
Thanks
I try to color and finishing a tv program , I use a workstation
DaVinci studio 16.2.8
intel i9 9900K
64 GB di RAM,
GPU nvidia GTX 2060 6GB
OS on M.2 pcie
Ethernet 10 Gbps
Every time I had two type of error
First: The GPU failed to perform image processing
second: render job 1 failed as the current clip could noto be processed
I contact the support many times but with no answer
I send the log file, no answer
I tried everythink I could find on internet
Anyone can help me?
Thanks