can't launch session on Redhat 8.4

can't launch session on Redhat 8.4

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Article ID: CTX666261

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Description

The customer setup LVDA 2203 CU2 on AMD server with Redhat 8.4, but when they launch session, the desktop viewer became grey screen and exited later. But the issue doesn't occur when launch session on intel desktop with Redhat 8.4.

Resolution

run below command on LVDA then reset ctxhdx service.

/opt/Citrix/VDA/bin/ctxreg create -k "HKLM\System\CurrentControlSet\Control\Citrix\Xorg" -t "REG_DWORD" -v "DisplayNumber" -d "120" --force


Problem Cause

display port exhaustion