I got my steam deck not long ago, and wanted to install the touhou games on there. I used the top installer here Touhou 6 - Embodiment of Scarlet Devil - Lutris butit keeps returning error code 256: shellexecuteex failed; file not found.
log here lutris-wrapper: /home/deck/.var/app/net.lutris.Lutris/data/lutris/runners/wine/lutris-7.2-2-x86_64/bin/wine
Started initial process 1389 from /home/deck/.var/app/net.lutris.Lutris/data/lutris/runners/wine/lutris-7.2-2-x86_64/bin/wine /run/media/mmcblk0p1/touhou games files/thcrap/thcrap_configure.exe
Start monitoring process.
fsync: up and running.
WARNING: radv is not a conformant Vulkan implementation, testing use only.
Application could not be started, or no application associated with the specified file.
ShellExecuteEx failed: File not found.
Initial process has exited (return code: 256)
Monitored process exited.
Exit with return code 256