java.lang.Exception: This exception has no message.

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java.lang.Exception:
at org.jruby.util.io.ChannelDescriptor.registerDescriptor(ChannelDescriptor.java:865)
at org.jruby.util.io.ChannelDescriptor.(ChannelDescriptor.java:180)
at org.jruby.util.io.ChannelDescriptor.(ChannelDescriptor.java:197)
at org.jruby.util.io.ChannelDescriptor.(ChannelDescriptor.java:294)
at org.jruby.RubyIO.(RubyIO.java:138)
at org.jruby.embed.jsr223.Utils.getRubyIO(Utils.java:179)
at org.jruby.embed.jsr223.Utils.setWriter(Utils.java:150)
at org.jruby.embed.jsr223.Utils.preEval(Utils.java:113)

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