java.lang.IllegalStateException: Current state = FLUSHED, new state = CODING_END
   at java.nio.charset.CharsetEncoder.throwIllegalStateException(CharsetEncoder.java:968)
   at java.nio.charset.CharsetEncoder.encode(CharsetEncoder.java:554)
   at org.netbeans.api.queries.FileEncodingQuery$ProxyCharset$ProxyEncoder.implFlush(FileEncodingQuery.java:432)
   at java.nio.charset.CharsetEncoder.flush(CharsetEncoder.java:650)
   at java.nio.charset.CharsetEncoder.encode(CharsetEncoder.java:786)
   at java.nio.charset.CharsetEncoder.canEncode(CharsetEncoder.java:892)
   at java.nio.charset.CharsetEncoder.canEncode(CharsetEncoder.java:961)
   at org.netbeans.modules.xml.text.TextEditorSupport.saveDocument(TextEditorSupport.java:398)
   at org.netbeans.modules.xml.text.TextEditorSupport$Env.save(TextEditorSupport.java:646)
   at org.netbeans.core.NbLifecycleManager.saveAll(NbLifecycleManager.java:90)
   at org.apache.tools.ant.module.run.TargetExecutor.run(TargetExecutor.java:456)
   at org.netbeans.core.execution.RunClassThread.run(RunClassThread.java:153)