Subject Re: INVALID BYTECODE From <rich@autotraker.com> <<rich@autotraker.com>> Date Sun, 18 Mar 2018 11:40:33 -0400 Newsgroups dbase.getting-started 9 out of 10 times either there is a difference between the IDE version and the runtime version as Ken mentioned. Or some code didn't not get recompiled. I would suggest manually deleting all the compiled objects (.??o and .?o) and recompiling. I think you'll find that something didn't get recompiled. Rich.. "ED FURCHE"  wrote in message news:75fKNhWvTHA.904@ip-AC1E04A7... After builidng the prj, and the ISS and compiling and running setup, when I run the executable form- I get "INTERNAL ERROR invalid bytecode in c:\trakker\trakker.wfo".  this is my opening form... What is this?? Another question-  do I need to include  the runtime When I build the project file