Can you run and post the results?
It should be something like this
Also to verify ryzom_client, could you run
and see if it matches
ldd /opt/ryzom/ryzom_client | grep lua
It should be something like this
liblua5.2.so.0 => /usr/lib/x86_64-linux-gnu/liblua5.2.so.0 (0x00007f8de6b51000)
libluabind.so.0.9.1 => /usr/lib/libluabind.so.0.9.1 (0x00007f8de6934000)
Also to verify ryzom_client, could you run
md5sum /opt/ryzom/ryzom_client
and see if it matches
e5c60d198d52e9882d0595156ebc2f6c /opt/ryzom/ryzom_client
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Hello!