Łukasz Kosson

More or less - yes. The addon uses `nsIMsgDBHdr` as defined in https://hg.mozilla.org/comm-central/file/tip/mailnews/base/public/nsIMsgHdr.idl

I don't think so. There are `getProperty` and `getStringProperty` methods, but they don't seem to have access to arbitrary MIME header - most likely because they operate on Thunderbird's internal...

Sure will. I'll leave this issue open as long as it is relevant. PS. Tak :-)

Can you reproduce the issue using one of sample projects in this repo (e.g. `ReportViewerCore.Sample.WinForms`)? Have you checked that in original ReportViewer the same report renders correctly?

Any chances for this to ever be merged into main repo, even if disabled by default and requiring custom build?

No such plans right now. In principle it might be possible. If you feel like giving it a try: * grab `Microsoft.ReportViewer.Design.dll` from original Report Viewer * decompile it using...

`Microsoft.CodeAnalysis.VisualBasic` is a Roslyn compiler for Visual Basic. Reporting Services / ReportViewer uses Visual Basic as a scripting language and this compiler is required for most of reports to work....

I disaggree. `Microsoft.CodeAnalysis.VisualBasic` is a compiler which can be used both at compile time and at runtime. Sadly, both `Microsoft.CodeAnalysis.VisualBasic` and `Microsoft.CodeAnalysis.CSharp` have strict dependency on exact matching version of...

See my comment from 2024-01-12 in this thread. `ReportViewerCore` can reference proper release of `Microsoft.CodeAnalysis.VisualBasic` or almost any previous version. The reason I have chosen `4.8.0-3.final` is because Microsoft decided...

Either: * install `Microsoft.CodeAnalysis.Common` manually and accept the warning * downgrade `Microsoft.VisualStudio.Web.CodeGeneration.Design` to version 8.0.0 * or remove it altogether