type T = SomeTypeProvider<NamedArgument=

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Assertion Failed: Abort=Quit, Retry=Debug, Ignore=Continue
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Unexpected exception seen in language service

System.ArgumentException: 'end' must not be less than 'start'

Parameter name: end

   at Microsoft.CodeAnalysis.Text.LinePositionSpan..ctor(LinePosition start, LinePosition end)

   at <StartupCode$FSharp-Editor>.$SignatureHelp.ProvideMethodsAsyncAux@70-2.Invoke(FSharpMethodGroup _arg2)

   at Microsoft.FSharp.Control.AsyncBuilderImpl.cont@825.Invoke(a a)

   at Microsoft.VisualStudio.FSharp.LanguageService.Assert.Exception(Exception e)

   at <StartupCode$FSharp-Editor>.$SignatureHelp.Microsoft-CodeAnalysis-SignatureHelp-ISignatureHelpProvider-GetItemsAsync@190-5.Invoke(Exception _arg8)

   at Microsoft.FSharp.Control.AsyncBuilderImpl.callA@841.Invoke(AsyncParams`1 args)

   at <StartupCode$FSharp-Core>.$Control.loop@428-38.Invoke(FSharpFunc`2 action)

   at Microsoft.FSharp.Control.Trampoline.ExecuteAction(FSharpFunc`2 firstAction)

   at Microsoft.FSharp.Control.TrampolineHolder.Protect(FSharpFunc`2 firstAction)

   at <StartupCode$FSharp-Core>.$Control.-ctor@511-1.Invoke(Object state)

   at System.Threading.QueueUserWorkItemCallback.WaitCallback_Context(Object state)

   at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)

   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)

   at System.Threading.QueueUserWorkItemCallback.System.Threading.IThreadPoolWorkItem.ExecuteWorkItem()

   at System.Threading.ThreadPoolWorkQueue.Dispatch()

   at System.Threading._ThreadPoolWaitCallback.PerformWaitCallback()


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Abort   Retry   Ignore   
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