Growl Messages: show only error Messages stickable (JSF Primefaces)

Question

I'm looking for a solution to display only Error Messages of a growl element in primefaces stickable. I have found this answer, but it is from Jan 2011. Are there any updates on this or another idea of someone?

I'm looking forward for answers.

Answer 1

try using

<p:growl severity="error"/>