Hello Nickt,

        I'm trying the same wiht a redudnat S7-400H cpu's, would it be possible to post the code please?

Thank u in advance        

nickt

I've solved, I don't know why, but if I use one DB for each connection it works.

Then now I've one DB with parameters of the connections and 2 DB with datas from the FB

very strange but in this mode it runs :)

Thank you

Bye

Nick