java.lang.AssertionError: actual and formal argument lists differ in length
   at com.sun.tools.javac.util.Assert.error(Assert.java:133)
   at com.sun.tools.javac.comp.Attr.checkMethod(Attr.java:3870)
   at com.sun.tools.javac.comp.Attr.checkIdInternal(Attr.java:3654)
   at com.sun.tools.javac.comp.Attr.checkMethodIdInternal(Attr.java:3555)
   at com.sun.tools.javac.comp.Attr.checkMethodId(Attr.java:3533)
   at com.sun.tools.javac.comp.Attr.checkId(Attr.java:3521)
   at com.sun.tools.javac.comp.Attr.visitIdent(Attr.java:3277)
   at com.sun.tools.javac.tree.JCTree$JCIdent.accept(JCTree.java:1993)
   at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:611)
   at com.sun.tools.javac.comp.Attr.visitApply(Attr.java:1857)
   at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1463)
   at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:611)
   at com.sun.tools.javac.comp.Attr.visitReturn(Attr.java:1719)
   at com.sun.tools.javac.tree.JCTree$JCReturn.accept(JCTree.java:1382)
   at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:611)
   at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:656)
   at com.sun.tools.javac.comp.Attr.attribStats(Attr.java:672)
   at com.sun.tools.javac.comp.Attr.visitBlock(Attr.java:1163)
   at org.netbeans.lib.nbjavac.services.NBAttr.visitBlock(NBAttr.java:82)
   at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:907)
   at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:611)
   at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:656)
   at com.sun.tools.javac.comp.Attr.visitMethodDef(Attr.java:1045)
   at org.netbeans.lib.nbjavac.services.NBAttr.visitMethodDef(NBAttr.java:76)
   at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:776)
   at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:611)
   at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:656)
   at com.sun.tools.javac.comp.Attr.attribClassBody(Attr.java:4377)
   at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4274)
   at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4208)
   at com.sun.tools.javac.comp.Attr.visitClassDef(Attr.java:887)
   at org.netbeans.lib.nbjavac.services.NBAttr.visitClassDef(NBAttr.java:70)
   at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:690)
   at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:611)
   at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:656)
   at com.sun.tools.javac.comp.Attr.attribClassBody(Attr.java:4377)
   at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4274)
   at com.sun.tools.javac.comp.Attr.attribClass(Attr.java:4208)
   at com.sun.tools.javac.comp.Attr.visitClassDef(Attr.java:887)
   at org.netbeans.lib.nbjavac.services.NBAttr.visitClassDef(NBAttr.java:70)
   at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:690)
   at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:611)
   at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:656)
   at com.sun.tools.javac.comp.Attr.visitNewClass(Attr.java:2170)
   at com.sun.tools.javac.tree.JCTree$JCNewClass.accept(JCTree.java:1514)
   at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:611)
   at com.sun.tools.javac.comp.Attr.attribExpr(Attr.java:636)
   at com.sun.tools.javac.comp.Attr.attribExprToTree(Attr.java:441)
   at com.sun.tools.javac.api.JavacTrees.attribExprToTree(JavacTrees.java:887)
   at com.sun.tools.javac.api.JavacTrees.getAttrContext(JavacTrees.java:861)
   at com.sun.tools.javac.api.JavacTrees.getScope(JavacTrees.java:724)
   at com.sun.tools.javac.api.JavacTrees.getScope(JavacTrees.java:123)
   at org.netbeans.modules.java.editor.imports.ComputeImports$TreeVisitorImpl.getScope(ComputeImports.java:550)
   at org.netbeans.modules.java.editor.imports.ComputeImports$TreeVisitorImpl.visitIdentifier(ComputeImports.java:466)
   at org.netbeans.modules.java.editor.imports.ComputeImports$TreeVisitorImpl.visitIdentifier(ComputeImports.java:318)
   at com.sun.tools.javac.tree.JCTree$JCIdent.accept(JCTree.java:1999)
   at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:68)
   at org.netbeans.api.java.source.support.CancellableTreePathScanner.scan(CancellableTreePathScanner.java:94)
   at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:81)
   at com.sun.source.util.TreeScanner.visitClass(TreeScanner.java:131)
   at org.netbeans.modules.java.editor.imports.ComputeImports$TreeVisitorImpl.visitClass(ComputeImports.java:528)
   at org.netbeans.modules.java.editor.imports.ComputeImports$TreeVisitorImpl.visitClass(ComputeImports.java:318)
   at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:717)
   at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:68)
   at org.netbeans.api.java.source.support.CancellableTreePathScanner.scan(CancellableTreePathScanner.java:94)
   at org.netbeans.modules.java.editor.imports.ComputeImports$TreeVisitorImpl.visitNewClass(ComputeImports.java:493)
   at org.netbeans.modules.java.editor.imports.ComputeImports$TreeVisitorImpl.visitNewClass(ComputeImports.java:318)
   at com.sun.tools.javac.tree.JCTree$JCNewClass.accept(JCTree.java:1530)
   at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:68)
   at org.netbeans.api.java.source.support.CancellableTreePathScanner.scan(CancellableTreePathScanner.java:94)
   at org.netbeans.modules.java.editor.imports.ComputeImports$TreeVisitorImpl.visitVariable(ComputeImports.java:392)
   at org.netbeans.modules.java.editor.imports.ComputeImports$TreeVisitorImpl.visitVariable(ComputeImports.java:318)
   at com.sun.tools.javac.tree.JCTree$JCVariableDecl.accept(JCTree.java:862)
   at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:68)
   at org.netbeans.api.java.source.support.CancellableTreePathScanner.scan(CancellableTreePathScanner.java:94)
   at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:81)
   at com.sun.source.util.TreeScanner.scan(TreeScanner.java:91)
   at org.netbeans.api.java.source.support.CancellableTreePathScanner.scan(CancellableTreePathScanner.java:103)
   at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:99)
   at com.sun.source.util.TreeScanner.visitClass(TreeScanner.java:133)
   at org.netbeans.modules.java.editor.imports.ComputeImports$TreeVisitorImpl.visitClass(ComputeImports.java:528)
   at org.netbeans.modules.java.editor.imports.ComputeImports$TreeVisitorImpl.visitClass(ComputeImports.java:318)
   at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:717)
   at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:68)
   at org.netbeans.api.java.source.support.CancellableTreePathScanner.scan(CancellableTreePathScanner.java:94)
   at com.sun.source.util.TreeScanner.scan(TreeScanner.java:91)
   at org.netbeans.api.java.source.support.CancellableTreePathScanner.scan(CancellableTreePathScanner.java:103)
   at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:99)
   at com.sun.source.util.TreeScanner.visitCompilationUnit(TreeScanner.java:120)
   at com.sun.tools.javac.tree.JCTree$JCCompilationUnit.accept(JCTree.java:551)
   at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:68)
   at org.netbeans.api.java.source.support.CancellableTreePathScanner.scan(CancellableTreePathScanner.java:94)
   at org.netbeans.modules.java.editor.imports.ComputeImports.computeCandidates(ComputeImports.java:156)
   at org.netbeans.modules.java.editor.imports.ComputeImports.computeCandidates(ComputeImports.java:134)
   at org.netbeans.modules.java.hints.errors.ImportClass.getCandidateFQNs(ImportClass.java:263)
   at org.netbeans.modules.java.hints.errors.ImportClass.run(ImportClass.java:153)
   at org.netbeans.modules.java.hints.infrastructure.CreatorBasedLazyFixList.compute(CreatorBasedLazyFixList.java:147)
   at org.netbeans.modules.java.hints.infrastructure.LazyHintComputation.run(LazyHintComputation.java:112)
   at org.netbeans.modules.java.hints.infrastructure.LazyHintComputation.run(LazyHintComputation.java:58)
   at org.netbeans.modules.java.source.JavaSourceAccessor$CancelableTaskWrapper.run(JavaSourceAccessor.java:298)
   at org.netbeans.modules.parsing.impl.TaskProcessor.callParserResultTask(TaskProcessor.java:568)
   at org.netbeans.modules.parsing.impl.TaskProcessor$CompilationJob.run(TaskProcessor.java:744)
   at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
   at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
   at java.util.concurrent.FutureTask.run(FutureTask.java:166)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1432)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2042)