An error occurred during parsing of '/home/hsiddant/Java/precise/core/src/main/java/in/wnp/precise/core/UrlTemplate.java'. Please report a bug against java/source and attach dump file '/home/hsiddant/.netbeans/8.1/var/log/UrlTemplate.dump'.
Caused: java.lang.AssertionError: Unexpected tree: Map.<String, String><error>() with kind: METHOD_INVOCATION within: Map.<String, String><error>() with kind: METHOD_INVOCATION
   at com.sun.tools.javac.util.Assert.error(Assert.java:133)
   at com.sun.tools.javac.comp.Attr$TypeAnnotationsValidator.validateAnnotatedType(Attr.java:4882)
   at com.sun.tools.javac.comp.Attr$TypeAnnotationsValidator.validateAnnotatedType(Attr.java:4813)
   at com.sun.tools.javac.comp.Attr$TypeAnnotationsValidator.visitMethodDef(Attr.java:4706)
   at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:784)
   at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
   at com.sun.tools.javac.comp.Attr$TypeAnnotationsValidator.visitClassDef(Attr.java:4774)
   at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:698)
   at com.sun.tools.javac.comp.Attr.validateTypeAnnotations(Attr.java:4672)
   at com.sun.tools.javac.code.TypeAnnotations$2.run(TypeAnnotations.java:142)
   at com.sun.tools.javac.comp.Annotate.flush(Annotate.java:155)
   at com.sun.tools.javac.comp.Annotate.enterDone(Annotate.java:129)
   at com.sun.tools.javac.comp.Enter.complete(Enter.java:752)
   at com.sun.tools.javac.main.JavaCompiler.complete(JavaCompiler.java:1066)
   at com.sun.tools.javac.main.JavaCompiler.enterTrees(JavaCompiler.java:1028)
   at com.sun.tools.javac.api.JavacTaskImpl.enter(JavacTaskImpl.java:370)
   at com.sun.tools.javac.api.JavacTaskImpl.enter(JavacTaskImpl.java:310)
   at org.netbeans.modules.java.source.parsing.JavacParser.moveToPhase(JavacParser.java:629)
   at org.netbeans.modules.java.source.parsing.CompilationInfoImpl.toPhase(CompilationInfoImpl.java:383)
   at org.netbeans.api.java.source.CompilationController.toPhase(CompilationController.java:109)
   at org.netbeans.modules.java.completion.BaseTask.getEnvImpl(BaseTask.java:300)
   at org.netbeans.modules.java.completion.BaseTask.getCompletionEnvironment(BaseTask.java:265)
   at org.netbeans.modules.java.completion.JavaCompletionTask.resolve(JavaCompletionTask.java:265)
   at org.netbeans.modules.java.completion.BaseTask.run(BaseTask.java:92)
   at org.netbeans.modules.java.completion.JavaCompletionTask.run(JavaCompletionTask.java:80)
   at org.netbeans.modules.parsing.impl.TaskProcessor.callUserTask(TaskProcessor.java:609)
   at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:153)
   at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:137)
   at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:204)
   at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:201)
   at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:176)
   at org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:360)
   at org.netbeans.modules.parsing.nb.DataObjectEnvFactory.runPriorityIO(DataObjectEnvFactory.java:141)
   at org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:88)
   at org.netbeans.modules.parsing.impl.TaskProcessor.runUserTask(TaskProcessor.java:201)
   at org.netbeans.modules.parsing.api.ParserManager.parse(ParserManager.java:104)
   at org.netbeans.modules.editor.java.JavaCompletionProvider$JavaCompletionQuery.query(JavaCompletionProvider.java:234)
   at org.netbeans.spi.editor.completion.support.AsyncCompletionTask.run(AsyncCompletionTask.java:223)
   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)