java.lang.IllegalArgumentException: TreePathHandle [/Users/abien/work/workspaces/jc2/src/test/java/com/airhacks/jc2/configuration/boundary/CachePreloader.java] was not created from /Users/abien/work/workspaces/jc2/src/test/java/com/airhacks/jc2/configuration/boundary/CachePreloader.java
mine: id=/Users/abien/work/workspaces/jc2/src/test/java/com/airhacks/jc2/configuration/boundary/CachePreloader.java@c588d216:63586069, url=file:/Users/abien/work/workspaces/jc2/src/test/java/com/airhacks/jc2/configuration/boundary/CachePreloader.java
remote: id=/Users/abien/work/workspaces/jc2/src/test/java/com/airhacks/jc2/configuration/boundary/CachePreloader.java@c588d216:e67988b, url=file:/Users/abien/work/workspaces/jc2/src/test/java/com/airhacks/jc2/configuration/boundary/CachePreloader.java
   at org.netbeans.api.java.source.TreePathHandle$TreeDelegate.resolve(TreePathHandle.java:479)
   at org.netbeans.api.java.source.TreePathHandle.resolve(TreePathHandle.java:153)
   at org.netbeans.modules.java.hints.Imports.importMultiHint(Imports.java:131)
   at org.netbeans.modules.java.hints.Imports.unusedImport(Imports.java:96)
   at sun.reflect.GeneratedMethodAccessor139.invoke(GeneratedMethodAccessor139.java:0)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
   at java.lang.reflect.Method.invoke(Method.java:497)
   at org.netbeans.modules.java.hints.providers.code.CodeHintProviderImpl$WorkerImpl.createErrors(CodeHintProviderImpl.java:339)
   at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.runHint(HintsInvoker.java:810)
   at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.access$400(HintsInvoker.java:112)
   at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker$ScannerImpl.runAndAdd(HintsInvoker.java:669)
   at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker$ScannerImpl.scan(HintsInvoker.java:707)
   at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHintsImpl(HintsInvoker.java:257)
   at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:240)
   at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:210)
   at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:183)
   at org.netbeans.modules.java.hints.spiimpl.hints.HintsInvoker.computeHints(HintsInvoker.java:150)
   at org.netbeans.modules.java.hints.spiimpl.hints.HintsTask.run(HintsTask.java:137)
   at org.netbeans.modules.java.hints.spiimpl.hints.HintsTask.run(HintsTask.java:88)
   at org.netbeans.modules.java.source.JavaSourceAccessor$CancelableTaskWrapper.run(JavaSourceAccessor.java:298)
   at org.netbeans.modules.parsing.impl.TaskProcessor.callParserResultTask(TaskProcessor.java:584)
   at org.netbeans.modules.parsing.impl.TaskProcessor$RequestPerformer.run(TaskProcessor.java:809)
   at org.openide.util.lookup.Lookups.executeWith(Lookups.java:304)
   at org.netbeans.modules.parsing.impl.TaskProcessor$RequestPerformer.execute(TaskProcessor.java:725)
   at org.netbeans.modules.parsing.impl.TaskProcessor$CompilationJob.run(TaskProcessor.java:686)
   at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
   at java.util.concurrent.FutureTask.run(FutureTask.java:266)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1443)
   at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:68)
   at org.openide.util.lookup.Lookups.executeWith(Lookups.java:303)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2058)