Halion 6 doesnt "remember" saved session


after reinstalling cubase 10.5 and Halion 6 into a new computer
in a session I did few weeks ago the Halion opens but doesnt upload
the samples I played in the session. it just opens empty.
can please someone help what did I do wrong?
it seems that I have all as I did in the old computer (as for paths and stuff on the Halion)

please help
thank you