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java.lang.Throwable: 	at com.intellij.openapi.diagnostic.Logger.error(Logger.java:127)	at org.intellij.plugins.ceylon.ide.ceylonCode.util.CeylonLogger.error$canonical$(CeylonLogger.ceylon:34)	at org.intellij.plugins.ceylon.ide.ceylonCode.util.CeylonLogger.error(CeylonLogger.ceylon:33)	at org.intellij.plugins.ceylon.ide.ceylonCode.model.concurrencyManager_.needReadAccess$canonical$(concurrencyManager.ceylon:156)	at org.intellij.plugins.ceylon.ide.ceylonCode.model.concurrencyManager_.needReadAccess(concurrencyManager.ceylon:94)	at org.intellij.plugins.ceylon.ide.ceylonCode.model.doWithLock_.doWithLock(concurrencyManager.ceylon:263)	at org.intellij.plugins.ceylon.ide.ceylonCode.model.PSIType.getKind(PSIType.ceylon:80)	at com.redhat.ceylon.model.loader.AbstractModelLoader.isGetter(AbstractModelLoader.java:3500)	at com.redhat.ceylon.model.loader.AbstractModelLoader.complete(AbstractModelLoader.java:2560)	at com.redhat.ceylon.model.loader.AbstractModelLoader.complete(AbstractModelLoader.java:2266)	at com.redhat.ceylon.model.loader.model.LazyClass.load(LazyClass.java:101)	at com.redhat.ceylon.model.loader.model.LazyClass.getMembers(LazyClass.java:148)	at com.redhat.ceylon.model.typechecker.model.Element.getDirectMember(Element.java:92)	at com.redhat.ceylon.model.typechecker.model.TypeDeclaration$1ExactCriteria.satisfies(TypeDeclaration.java:727)	at com.redhat.ceylon.model.typechecker.model.Type.getSupertype(Type.java:1551)	at com.redhat.ceylon.model.typechecker.model.Type.getPrincipalInstantiation(Type.java:1682)	at com.redhat.ceylon.model.typechecker.model.Type.getSupertype(Type.java:1557)	at com.redhat.ceylon.model.typechecker.model.TypeDeclaration.getSupertypeDeclaration(TypeDeclaration.java:804)	at com.redhat.ceylon.model.typechecker.model.TypeDeclaration.getMemberInternal(TypeDeclaration.java:548)	at com.redhat.ceylon.model.typechecker.model.TypeDeclaration.getMember(TypeDeclaration.java:461)	at com.redhat.ceylon.compiler.typechecker.analyzer.AnalyzerUtil.getTypedMember(AnalyzerUtil.java:79)	at com.redhat.ceylon.compiler.typechecker.analyzer.ExpressionVisitor.resolveQualifiedMemberExpression(ExpressionVisitor.java:6641)	at com.redhat.ceylon.compiler.typechecker.analyzer.ExpressionVisitor.visit(ExpressionVisitor.java:6435)	at com.redhat.ceylon.compiler.typechecker.tree.Tree$QualifiedMemberExpression.visit(Tree.java:6448)	at com.redhat.ceylon.compiler.typechecker.analyzer.ExpressionVisitor.visit(ExpressionVisitor.java:2905)	at com.redhat.ceylon.compiler.typechecker.tree.Tree$InvocationExpression.visit(Tree.java:6166)	at com.redhat.ceylon.compiler.typechecker.tree.Walker.walkExpression(Walker.java:1385)	at com.redhat.ceylon.compiler.typechecker.tree.Tree$Expression.visitChildren(Tree.java:6097)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visitAny(Visitor.java:10)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:171)	at com.redhat.ceylon.compiler.typechecker.analyzer.ExpressionVisitor.visit(ExpressionVisitor.java:9094)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:243)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:287)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:242)	at com.redhat.ceylon.compiler.typechecker.analyzer.ExpressionVisitor.visit(ExpressionVisitor.java:7657)	at com.redhat.ceylon.compiler.typechecker.tree.Tree$Expression.visit(Tree.java:6089)	at com.redhat.ceylon.compiler.typechecker.tree.Walker.walkSpecifierOrInitializerExpression(Walker.java:1656)	at com.redhat.ceylon.compiler.typechecker.tree.Walker.walkSpecifierExpression(Walker.java:1660)	at com.redhat.ceylon.compiler.typechecker.tree.Walker.walkLazySpecifierExpression(Walker.java:1664)	at com.redhat.ceylon.compiler.typechecker.tree.Tree$LazySpecifierExpression.visitChildren(Tree.java:7390)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visitAny(Visitor.java:10)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:283)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:284)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:285)	at com.redhat.ceylon.compiler.typechecker.tree.Tree$LazySpecifierExpression.visit(Tree.java:7382)	at com.redhat.ceylon.compiler.typechecker.tree.Walker.walkAttributeDeclaration(Walker.java:317)	at com.redhat.ceylon.compiler.typechecker.tree.Tree$AttributeDeclaration.visitChildren(Tree.java:1272)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visitAny(Visitor.java:10)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:117)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:118)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:26)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:49)	at com.redhat.ceylon.compiler.typechecker.analyzer.ExpressionVisitor.visit(ExpressionVisitor.java:2162)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:50)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:51)	at com.redhat.ceylon.compiler.typechecker.analyzer.ExpressionVisitor.visit(ExpressionVisitor.java:1187)	at com.redhat.ceylon.compiler.typechecker.tree.Tree$AttributeDeclaration.visit(Tree.java:1264)	at com.redhat.ceylon.compiler.typechecker.tree.Walker.walkBody(Walker.java:435)	at com.redhat.ceylon.compiler.typechecker.tree.Walker.walkClassBody(Walker.java:444)	at com.redhat.ceylon.compiler.typechecker.tree.Tree$ClassBody.visitChildren(Tree.java:1870)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visitAny(Visitor.java:10)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:69)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:71)	at com.redhat.ceylon.compiler.typechecker.tree.Tree$ClassBody.visit(Tree.java:1862)	at com.redhat.ceylon.compiler.typechecker.tree.Walker.walkClassDefinition(Walker.java:248)	at com.redhat.ceylon.compiler.typechecker.tree.Tree$ClassDefinition.visitChildren(Tree.java:949)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visitAny(Visitor.java:10)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:117)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:118)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:26)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:28)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:29)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:40)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:41)	at com.redhat.ceylon.compiler.typechecker.analyzer.ExpressionVisitor.visit(ExpressionVisitor.java:2182)	at com.redhat.ceylon.compiler.typechecker.tree.Tree$ClassDefinition.visit(Tree.java:941)	at com.redhat.ceylon.compiler.typechecker.tree.Walker.walkCompilationUnit(Walker.java:30)	at com.redhat.ceylon.compiler.typechecker.tree.Tree$CompilationUnit.visitChildren(Tree.java:30)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visitAny(Visitor.java:10)	at com.redhat.ceylon.compiler.typechecker.tree.Visitor.visit(Visitor.java:12)	at com.redhat.ceylon.compiler.typechecker.analyzer.ExpressionVisitor.visit(ExpressionVisitor.java:212)	at com.redhat.ceylon.compiler.typechecker.tree.Tree$CompilationUnit.visit(Tree.java:22)	at com.redhat.ceylon.compiler.typechecker.context.PhasedUnit.analyseTypes(PhasedUnit.java:422)	at org.intellij.plugins.ceylon.ide.ceylonCode.psi.CeylonLocalAnalyzer.completeExternalPhasedUnitTypechecking$priv$(CeylonLocalAnalyzer.ceylon:575)	at org.intellij.plugins.ceylon.ide.ceylonCode.psi.CeylonLocalAnalyzer.access$1200(CeylonLocalAnalyzer.ceylon:115)	at org.intellij.plugins.ceylon.ide.ceylonCode.psi.CeylonLocalAnalyzer$19.$call$(CeylonLocalAnalyzer.ceylon:296)	at org.intellij.plugins.ceylon.ide.ceylonCode.psi.CeylonLocalAnalyzer$9.$call$(CeylonLocalAnalyzer.ceylon:201)	at ceylon.interop.java.JavaRunnable.run(JavaRunnable.ceylon:7)	at com.intellij.util.concurrency.QueueProcessor.runSafely(QueueProcessor.java:238)	at com.intellij.util.Alarm$Request$1.run(Alarm.java:378)	at com.intellij.util.Alarm$Request.run(Alarm.java:389)	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)	at java.util.concurrent.FutureTask.run(FutureTask.java:266)	at com.intellij.util.concurrency.SchedulingWrapper$MyScheduledFutureTask.run(SchedulingWrapper.java:227)	at com.intellij.util.concurrency.BoundedTaskExecutor$2.run(BoundedTaskExecutor.java:187)	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)	at java.lang.Thread.run(Thread.java:745)