As you are using non-persistent msgs it is possible for the channel to discard them if a problem occurs, as the channel default is NPMSPEED(FAST). However, probably the first thing to do is to define ...
By default topics have NPMSGDLV(ALLAVAIL) which means that a failure to deliver a msg to a given subscriber will not report a problem. Try altering the topic defn to use NPMSGDLV(ALL) so that d ...