Claude-

>I'm doing the same thing I used to do in the past to generate a distribution file but when I try to run the generated setup program I get :
System error, Object 50, Your setup files may be damaged!

>I'm using Visual FoxPro 5.0. Is this a server pack issue? Will service pack for VFP6.0 fix this?

I don't get any hits on the KB for "object 50" for version 5. Are you using 5.0A, build 415?