thanks folks.
My game machine runs an old fashioned XP - so i have no
compatibility issues in that sense. Age of machine matches age of game
I would be surprised if some ships are missing in a fresh unmodded install of sh3... i tried many things. different missions, ad hoc training stuff .. creating a new career and starting over...-> crash.
I have looked into sh5 , but i hate it... i miss my old sh3