System.NullReferenceException: Object reference not set to an instance of an object.

[calebnelton]

public class C { }

System.NullReferenceException: Object reference not set to an instance of an object.
at Microsoft.CodeAnalysis.CSharp.Syntax.InternalSyntax.SyntaxParser.AddError[TNode](TNode node, ErrorCode code, Object[] args)
at Microsoft.CodeAnalysis.CSharp.Syntax.InternalSyntax.LanguageParser.ConsumeUnexpectedTokens[TNode](TNode node)
at Microsoft.CodeAnalysis.CSharp.SyntaxFactory.ParseStatement(String text, Int32 offset, ParseOptions options, Boolean consumeFullText)
at Quoter.Parse(String sourceText, NodeKind nodeKind)
at QuoterService.Controllers.QuoterController.Get(String sourceText, NodeKind nodeKind, Boolean openCurlyOnNewLine, Boolean closeCurlyOnNewLine, Boolean preserveOriginalWhitespace, Boolean keepRedundantApiCalls, Boolean avoidUsingStatic)

[KirillOsenkov]

This has just been fixed in Roslyn today:
dotnet/roslyn#17458

After I update to the new Roslyn binaries this should go away. It'll take some time.

[KirillOsenkov]

This should now be fixed.