find controlling clickonce deployed unparalleled instance app?

i'm now opposed problem unparalleled instance clickonce deployed app, maybe someone good thought it.

my app called web application, passes parameters exe. problem is, concentration already running, takes definitely enlarged time, until new instance started, parameters handed over controlling instance, closed (with opening url, checking updates,...).

so there proceed detect there controlling instance, but introducing new little app, does detection?

the idea diminution time, second, third, ... needs parameters controlling instance.