[nhibernate-issues] [JIRA] Closed: (NH-661) SysCache throws an NullReferenceException when clearing cache region

[NHibernate J. <mik...@us...>]

     [ http://jira.nhibernate.org/browse/NH-661?page=all ]
     
Sergey Koshcheyev closed NH-661:
--------------------------------

    Resolution: Fixed

Should be fixed since we moved away from using a map to using a root cache key which all others depend on.

> SysCache throws an NullReferenceException when clearing cache region
> --------------------------------------------------------------------
>
>          Key: NH-661
>          URL: http://jira.nhibernate.org/browse/NH-661
>      Project: NHibernate
>         Type: Bug
>   Components: Contrib
>     Versions: 1.0.2
>     Reporter: Martijn Boland
>     Priority: Minor
>      Fix For: 1.0.3

>
> Seen in a production environment: after a while SysCache starts to throw nullreference exceptions when clearing cache regions:
> 2006-06-20 11:03:51,390 [3768] ERROR Cuyahoga.Web.Admin.NodeEdit [(null)] <(null)> - Error saving Node
> System.NullReferenceException: Object reference not set to an instance of an object.
>    at NHibernate.Caches.SysCache.SysCache.Clear()
>    at NHibernate.Cache.StandardQueryCache.Clear()
>    at NHibernate.Impl.SessionFactoryImpl.EvictQueries(String cacheRegion)
>    at Cuyahoga.Core.Service.CoreRepository.ClearQueryCache(String cacheRegion)
>    at Cuyahoga.Web.Admin.NodeEdit.SaveNode()
>    at Cuyahoga.Web.Admin.NodeEdit.btnSave_Click(Object sender, EventArgs e)
> Restarting the ASP.NET process solves the issue. 
> I'm aware that this is not a very detailed issue description, but unfortunately, I haven't been able to reproduce this in a non-production environment.

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