Reproduce instructions:
connect an inject node to flowcontrolIn
connect an flowcontrolOut (same topic as flowcontrolIn) to debug node
click deploy.
Change any property (no matter which) on flowcontrolOut, click deploy.
click inject, you will get 2 debug messages.
if you repeat you will get 3..4.. and so on.
Reproduce instructions: connect an inject node to flowcontrolIn connect an flowcontrolOut (same topic as flowcontrolIn) to debug node click deploy.
Change any property (no matter which) on flowcontrolOut, click deploy. click inject, you will get 2 debug messages. if you repeat you will get 3..4.. and so on.