I have not tried the above, but i did fix it for myself rather easily:
Removed: .../Ryzom/Unpack <--
launched: ryzom_client_patcher.exe <--started patching something
launched: ryzom_client_glorf.exe <-- not sure if this helped
Removed: .../Ryzom/Unpack <--
launched: ryzom_client_patcher.exe <--started patching something
launched: ryzom_client_glorf.exe <-- not sure if this helped
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