Building FX on a Linux desktop can produce the following error:

compile-parser:
    [mkdir] Created dir: /export/anthony/g-216-removePostOnEventQueue-RT-20546/rt-closed/decora-compiler/build/gensrc/com/sun/scenario/effect/compiler
     [java] error(10): internal error: org.antlr.tool.Grammar.createLookaheadDFA(Grammar.java:1279): could not even do k=1 for decision 4; reason: timed out (>1000ms)
     [java]
     [java]
     [java] Java Result: 1