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scripting/ruby/jruby/patched_source/jruby-0.9.8/src/jregex/Bitset.java:312: warning: unmappable character for encoding UTF-8 b1.setRange('?','?'); ^ Same at line 318. Either switch to UTF-8 or use \uXXXX escapes.
This is in the JRuby code itself (which is unpacked and built as part of the Ruby build). I know they're aware of the issue - I saw discussion of it yesterday (it seems to only happen on Linux).
As with all modern Linux distributions, my system encoding is UTF-8. Besides fixing sources, could also pass encoding="..." to Ant, but probably \uXXXX escapes would be safest and best.
Reassigning this issue to newly created 'ruby' component.
A bug in JRuby, not in NetBeans sources; will file a JRuby issue soon
This is not NetBeans bug. It is bug in the interpreter. BTW it was fixed in the SVN rev. 3870. http://archive.jruby.codehaus.org/scm/20070613080831.344.qmail%40mail.codehaus.org