Hi @Volalpi! This thread may have some answers for you in regards to the error you’re seeing. In particular, I would take a look at Process Variables | docs.camunda.org.
I hope this information helps! 
Hi @Volalpi! This thread may have some answers for you in regards to the error you’re seeing. In particular, I would take a look at Process Variables | docs.camunda.org.
I hope this information helps!