Project conversion 6.20 -->6.22

Project conversion 6.20 -->6.22

I have a project, which was running with zenon 6.20.I convert the project into 6.22 in Editor and created a runtime, after that I find out an problem the clients don't communicate with the server during runtime is running(I have an server,an standby server and three clints ).
Where is the problem,in the old version was all ok.

This is a migrated post! Originally posted on 22.06.2009 by user ionvalesareanu. Please be aware that information can be outdated.