Coupling error:
class file file:/Users/asmotrich/.netbeans/dev/var/cache/index/s50/java/14/classes/com/liveops/callcenter/presence/AgentCore.sig
source file AgentCore.java
----- Source file content: ----------------------------------------
<unknown>
----- Trees: -------------------------------------------------------
VARIABLE: OFFLINE
----- Stack trace: ---------------------------------------------
com.sun.tools.javac.util.CouplingAbort
	at com.sun.tools.javac.model.LazyTreeLoader.couplingError(LazyTreeLoader.java:61)
	at com.sun.tools.javac.comp.MemberEnter.visitVarDef(MemberEnter.java:761)
	at com.sun.tools.javac.tree.JCTree$JCVariableDecl.accept(JCTree.java:733)
	at com.sun.tools.javac.comp.MemberEnter.memberEnter(MemberEnter.java:427)
	at com.sun.tools.javac.comp.MemberEnter.memberEnter(MemberEnter.java:439)
	at com.sun.tools.javac.comp.MemberEnter.finishClass(MemberEnter.java:450)
	at com.sun.tools.javac.comp.MemberEnter.finish(MemberEnter.java:1286)
	at com.sun.tools.javac.comp.MemberEnter.complete(MemberEnter.java:1166)
	at com.sun.tools.javac.code.Symbol.complete(Symbol.java:434)
	at com.sun.tools.javac.code.Symbol$ClassSymbol.complete(Symbol.java:840)
	at com.sun.tools.javac.comp.Enter.complete(Enter.java:699)
	at com.sun.tools.javac.main.JavaCompiler.complete(JavaCompiler.java:983)
	at com.sun.tools.javac.main.JavaCompiler.enterTrees(JavaCompiler.java:943)
	at com.sun.tools.javac.api.JavacTaskImpl.enter(JavacTaskImpl.java:380)
	at com.sun.tools.javac.api.JavacTaskImpl.enterTrees(JavacTaskImpl.java:425)
	at org.netbeans.modules.java.source.indexing.MultiPassCompileWorker.compile(MultiPassCompileWorker.java:188)
	at org.netbeans.modules.java.source.indexing.JavaCustomIndexer$1.run(JavaCustomIndexer.java:192)
	at org.netbeans.modules.java.source.indexing.JavaCustomIndexer$1.run(JavaCustomIndexer.java:154)
	at org.netbeans.modules.java.source.usages.ClassIndexManager.prepareWriteLock(ClassIndexManager.java:115)
	at org.netbeans.modules.java.source.indexing.JavaCustomIndexer.index(JavaCustomIndexer.java:154)
	at org.netbeans.modules.parsing.spi.indexing.Indexable$MyAccessor$2.run(Indexable.java:175)
	at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater.runIndexer(RepositoryUpdater.java:254)
	at org.netbeans.modules.parsing.spi.indexing.Indexable$MyAccessor.index(Indexable.java:173)
	at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.doIndex(RepositoryUpdater.java:1726)
	at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.access$1300(RepositoryUpdater.java:1466)
	at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$2.run(RepositoryUpdater.java:1646)
	at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$2.run(RepositoryUpdater.java:1644)
	at org.netbeans.modules.parsing.impl.indexing.errors.TaskCache.refreshTransaction(TaskCache.java:459)
	at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.index(RepositoryUpdater.java:1644)
	at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.scanFiles(RepositoryUpdater.java:2012)
	at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$RefreshWork.scanRootFiles(RepositoryUpdater.java:2810)
	at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$RefreshWork.getDone(RepositoryUpdater.java:2759)
	at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.doTheWork(RepositoryUpdater.java:2060)
	at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task._run(RepositoryUpdater.java:3697)
	at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task.run(RepositoryUpdater.java:3636)
	at org.netbeans.modules.parsing.impl.TaskProcessor$CompilationJob.run(TaskProcessor.java:610)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
	at java.util.concurrent.FutureTask.run(FutureTask.java:138)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
	at java.lang.Thread.run(Thread.java:680)