Who has these cards? Sapphire Radeon RX 5500XT PULSE 8192Mb
W10 64
By installing the drivers - Adrenalin 2020 Edition 19.12.2 Recommended (WHQL)
When you start the miner (10.2, 10.3,10.5), it simply closes with the loss of the video adapter.
Ask for help
start xpmclient from cmd and see what is wrong