Tod Johnson wrote:
> Hello all,
>
> not so long I've found really strange bug in the .NET. It seems that
> Evidence that I've got from the current executing Assembly is somehow
> expired (it happens suddenly after about month) and Xslt Transformation
> stop working at all for the whole AppDomain until I restart it. Am I
> using "this.GetType().Assembly.Evidence" incorrectly?
>
> Here is the code snippet:
>
> XslTransform xt = new XslTransform();
> try
> {
> xt.Load(new XmlTextReader(stream), null,
> this.GetType().Assembly.Evidence);
> }
> catch(XsltCompileException ex)
> {
> throw new WebReportsException(Utils.ExceptionsToString(ex), ex);
> }
>
> And this is the stacktrace:
>
> Exception: System.Security.Cryptography.CryptographicException
> Message: The parameter is incorrect.
> Source: mscorlib
> at System.Security.Policy.PolicyLevel.GenericResolve(Evidence
> evidence, Boolean& allConst)
> at System.Security.Policy.PolicyLevel.Resolve(Evidence evidence,
> Int32 count, Char[] serializedEvidence)
> at System.Security.PolicyManager.Resolve(Evidence evidence,
> PermissionSet request)
> at System.Security.SecurityManager.ResolvePolicy(Evidence evidence)
> at System.Xml.Xsl.Compiler.Compile(NavigatorInput input, XmlResolver
> xmlResolver, Evidence evidence)
> at System.Xml.Xsl.XslTransform.Compile(XPathNavigator stylesheet,
> XmlResolver resolver, Evidence evidence)
> at System.Xml.Xsl.XslTransform.Load(XPathNavigator stylesheet,
> XmlResolver resolver, Evidence evidence)
> at System.Xml.Xsl.XslTransform.Load(XmlReader stylesheet, XmlResolver
> resolver, Evidence evidence)
>
> Thanks in advance,