The list of secondaries after radioactivation process

When I running the example “rdecay01” and set the /tracking/verbose 2. I can see the secondaries list of radioactivation, such as :slight_smile:

But in my simulation, There is no secondaries list of radioactivation.

Why this is the case and how can I get secondaries list of radioactivation in my simulation?

Is this a duplicate of

Emmmm… Yes . It s the same question.

We prefer to keep a discussion in a single thread.