I think you might have the wrong package structure? The examples are generally set up with sources in src/main/flex, not in src. That's a relatively recent change. So the package for MaterialIconWithFontAwesome is probably just "itemRenderers" and the usage in MXML is probably:
xmlns:itemrenderers="itemRenderers.*" HTH, -Alex On 3/6/17, 3:09 PM, "piotrz" <piotrzarzyck...@gmail.com> wrote: >That's pointing to the folder which contains two files: > >xmlns:itemrenderers="main.flex.itemRenderers.*" > >MemberItemRenderer >MaterialIconWithFontAwesome > > >Piotr > > > >----- >Apache Flex PMC >piotrzarzyck...@gmail.com >-- >View this message in context: >http://apache-flex-development.2333347.n4.nabble.com/FlexJS-Cannot-use-my- >custom-UIBase-type-class-in-mxml-tp60179p60191.html >Sent from the Apache Flex Development mailing list archive at Nabble.com.