Version Used: VS 17.0.0 Preview 4.0
Steps to Reproduce: No idea honestly. It popped up after I undid a compilation error in .razor. Here's the stack trace:
Exception: System.InvalidOperationException Sequence contains no elements
System.Linq.Enumerable.Max(IEnumerable`1 source)
Microsoft.CodeAnalysis.EditAndContinue.EditSession.<GetUnsupportedChangesDiagnosticAsync>d__10.MoveNext()
System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
Microsoft.CodeAnalysis.EditAndContinue.EditSession.<EmitSolutionUpdateAsync>d__24.MoveNext()
Version Used: VS 17.0.0 Preview 4.0
Steps to Reproduce: No idea honestly. It popped up after I undid a compilation error in .razor. Here's the stack trace: