[Mono-dev] Bug in the svn vm?

[Raja R Harinath]

Hi,

Marek Habersack <grendel at caudium.net> writes:

>   I've just came accross a problem with the latest svn of mono. Trying to
> access a site served by either xsp or xsp2 causes this to happen:
>
> System.NullReferenceException: Object reference not set to an instance of an object
> in <0x00134> Mono.WebServer.VPathToHost:CreateHost (Mono.WebServer.ApplicationServer server, IWebSource webSource)
> in <0x000ee> Mono.WebServer.ApplicationServer:GetApplicationForPath (System.String vhost, Int32 port, System.String path, Boolean defaultToRoot)
> in (wrapper remoting-invoke-with-check)
> Mono.WebServer.ApplicationServer:GetApplicationForPath (string,int,string,bool)
> in <0x00152> Mono.WebServer.XSPWorker:InnerRun (System.Object state)
> in <0x00022> Mono.WebServer.XSPWorker:Run (System.Object state)
>
> I've traced it to ApplicationHost.CreateApplicationHost, to the break
> statement in the for loop (line 120 of ApplicationHost.cs). Setting the loop
> iteration limit to some value and commenting the break statement out makes
> xsp/xsp2 work again. I guess it's a runtime vm bug and it's, alas, way
> beyond my knowledge to fix :(

It actually looks like a compiler bug.  I think it's a latent issue
uncovered by my recent changes to the compiler.

- Hari