Error loading theme, cannot find "theme.css" resource of "primefaces-bootstrap" library

[serban123]

Hello I am a beginner it`s my first web app and I am receiving an error...I put the dependencies in pom and in web loaded a theme vader or mint-choc jar but when i run it gives me this error

An Error Occurred:

Error loading theme, cannot find "theme.css" resource of "primefaces-bootstrap" library

javax.faces.FacesException: Error loading theme, cannot find "theme.css" resource of "primefaces-bootstrap" library
and many more lines...

What is the problem ?

Please help thanks

[mert.sincan]

Please see; https://www.primefaces.org/themes/ (Community Tab)