This repository was archived by the owner on Apr 14, 2022. It is now read-only.
This repository was archived by the owner on Apr 14, 2022. It is now read-only.
Null Reference Exception #534
Description
Hi! I tried clearing the whole vscode directory and reinstalled vscode and every plugin, but I still get this error. But strangely it only happen on one of my computers. On all others it works fine. Could you pls help? thx!
step to reproduce:
open vscode, open a .py file, and wait for around 10 sec.
Starting Microsoft Python language server.
##########Linting Output - pylint##########
--------------------------------------------------------------------
Your code has been rated at 10.00/10 (previous run: 10.00/10, +0.00)
Microsoft Python Language Server version 0.1.75.0
Initializing for C:\Program Files\Python37\python.exe
[Error - 9:13:37 PM] System.NullReferenceException: Object reference not set to an instance of an object.
at Microsoft.PythonTools.Analysis.AnalysisSet.Split[T](IAnalysisSet set, IReadOnlyList`1& ofType, IAnalysisSet& rest)
at Microsoft.PythonTools.Analysis.Analyzer.ExpressionEvaluatorAnnotationConverter.FinalizeNames(IAnalysisSet types)
at Microsoft.PythonTools.Analysis.Analyzer.ExpressionEvaluatorAnnotationConverter.MakeGeneric(IAnalysisSet baseType, IReadOnlyList`1 args)
at Microsoft.PythonTools.Parsing.Ast.TypeAnnotation.Walker.MakeGenericOp.Apply[T](TypeAnnotationConverter`1 converter, Stack`1 stack)
at Microsoft.PythonTools.Parsing.Ast.TypeAnnotation.Walker.GetResult[T](TypeAnnotationConverter`1 converter)
at Microsoft.PythonTools.Analysis.Values.TypingTypeInfo.<>c__DisplayClass8_0.<GetIndex>b__0(Node n)
at Microsoft.PythonTools.Analysis.Analyzer.InterpreterScope.GetOrMakeNodeValue(Node node, NodeValueKind kind, Func`2 maker)
at Microsoft.PythonTools.Analysis.AnalysisValueSetExtensions.GetIndex(IAnalysisSet self, Node node, AnalysisUnit unit, IAnalysisSet index)
at Microsoft.PythonTools.Analysis.Analyzer.ExpressionEvaluator.EvaluateWorker(Node node)
at Microsoft.PythonTools.Analysis.Analyzer.DDG.Walk(ReturnStatement node)
at Microsoft.PythonTools.Parsing.Ast.ReturnStatement.Walk(PythonWalker walker)
at Microsoft.PythonTools.Analysis.Analyzer.DDG.Walk(SuiteStatement node)
at Microsoft.PythonTools.Parsing.Ast.SuiteStatement.Walk(PythonWalker walker)
at Microsoft.PythonTools.Analysis.Analyzer.FunctionAnalysisUnit.AnalyzeWorker(DDG ddg, CancellationToken cancel)
at Microsoft.PythonTools.Analysis.Analyzer.DDG.Analyze(Deque`1 queue, CancellationToken cancel, Action`1 reportQueueSize, Int32 reportQueueInterval)
at Microsoft.PythonTools.Analysis.PythonAnalyzer.AnalyzeQueuedEntries(CancellationToken cancel)
at Microsoft.PythonTools.Intellisense.AnalysisQueue.GroupAnalysis.Analyze(CancellationToken cancel)
at Microsoft.PythonTools.Intellisense.AnalysisQueue.HandleAnalyzable(IAnalyzable item, AnalysisPriority priority, CancellationToken cancellationToken)
at Microsoft.PythonTools.Intellisense.AnalysisQueue.ConsumerLoop()
[Error - 9:13:37 PM] System.NullReferenceException: Object reference not set to an instance of an object.
at Microsoft.PythonTools.Analysis.AnalysisSet.Split[T](IAnalysisSet set, IReadOnlyList`1& ofType, IAnalysisSet& rest)
at Microsoft.PythonTools.Analysis.Analyzer.ExpressionEvaluatorAnnotationConverter.FinalizeNames(IAnalysisSet types)
at Microsoft.PythonTools.Analysis.Analyzer.ExpressionEvaluatorAnnotationConverter.MakeGeneric(IAnalysisSet baseType, IReadOnlyList`1 args)
at Microsoft.PythonTools.Parsing.Ast.TypeAnnotation.Walker.MakeGenericOp.Apply[T](TypeAnnotationConverter`1 converter, Stack`1 stack)
at Microsoft.PythonTools.Parsing.Ast.TypeAnnotation.Walker.GetResult[T](TypeAnnotationConverter`1 converter)
at Microsoft.PythonTools.Analysis.Values.TypingTypeInfo.<>c__DisplayClass8_0.<GetIndex>b__0(Node n)
at Microsoft.PythonTools.Analysis.Analyzer.InterpreterScope.GetOrMakeNodeValue(Node node, NodeValueKind kind, Func`2 maker)
at Microsoft.PythonTools.Analysis.AnalysisValueSetExtensions.GetIndex(IAnalysisSet self, Node node, AnalysisUnit unit, IAnalysisSet index)
at Microsoft.PythonTools.Analysis.Analyzer.ExpressionEvaluator.EvaluateWorker(Node node)
at Microsoft.PythonTools.Analysis.Analyzer.DDG.Walk(ReturnStatement node)
at Microsoft.PythonTools.Parsing.Ast.ReturnStatement.Walk(PythonWalker walker)
at Microsoft.PythonTools.Analysis.Analyzer.DDG.Walk(SuiteStatement node)
at Microsoft.PythonTools.Parsing.Ast.SuiteStatement.Walk(PythonWalker walker)
at Microsoft.PythonTools.Analysis.Analyzer.FunctionAnalysisUnit.AnalyzeWorker(DDG ddg, CancellationToken cancel)
at Microsoft.PythonTools.Analysis.Analyzer.DDG.Analyze(Deque`1 queue, CancellationToken cancel, Action`1 reportQueueSize, Int32 reportQueueInterval)
at Microsoft.PythonTools.Analysis.PythonAnalyzer.AnalyzeQueuedEntries(CancellationToken cancel)
at Microsoft.PythonTools.Intellisense.AnalysisQueue.GroupAnalysis.Analyze(CancellationToken cancel)
at Microsoft.PythonTools.Intellisense.AnalysisQueue.HandleAnalyzable(IAnalyzable item, AnalysisPriority priority, CancellationToken cancellationToken)
at Microsoft.PythonTools.Intellisense.AnalysisQueue.ConsumerLoop()