Windows error 0x80131620, -2146232800

Import an ECDSA public key from CngKey to BouncyCastle

I am trying to generate an x509 certificate from a pair of keys generated with CngKey. I create the keys with: var parameters = new CngKeyCreationParameters { Provider = CngProvider.MicrosoftSoftwareKeyStorageProvider, ExportPolicy = CngExportPolicies.AllowPlaintextExport, KeyCreationOptions = CngKeyCreationOptions.OverwriteExistingKey, KeyUsage = CngKeyUsages.AllUsages, UIPolicy = new CngUIPolicy(CngUIProtectionLevels.None) }; var key = CngKey.Create(CngAlgorithm.ECDsaP384, container, parameters); [...] read more

HTTP/2 with .Net Core and Kestrel

I'm trying to setup a Web Server with Kestrel in ASP.Net Core 3.1 to support HTTP/2. So this is how I configure Kestrel: public class Program { public static void Main(string[] args) { CreateHostBuilder(args).Build().Run(); } public static IHostBuilder CreateHostBuilder(string[] args) { return Microsoft.Extensions.Hosting.Host.CreateDefaultBuilder(args) .ConfigureWebHostDefaults(webBuilder => { webBuilder.UseKestrel(options => { options.ListenLocalhost(8080, [...] read more

Why can't this jpg resource in be found within its own library?

Doing some refactoring of some projects and I'm running into a resource issue that has me stumped. I'm having trouble loading resources from within a library. The same code runs fine within the main app (if I move the resource there of course.) Here's the app version that works... MyApp.csproj [...] read more

Firestore functionality on a Windows iot core: error loading native library grpc_csharp_ext.x86.dll

Relatively new to the windows ecosystem. After following the windows documentation on setting up a background application on iot and google's quickstart for C#, I am receiving this error that I cannot seem to solve: System.IO.IOException: 'Error loading native library "C:\Data\Users\DefaultAccount\AppData\Local\DevelopmentFiles\BackgroundAppFirestoreOne-uwpVS.Debug_ARM.usernoname\grpc_csharp_ext.x86.dll". ' Stack Trace: System.IO.IOException HResult=0x80131620 Message=Error loading native library [...] read more

How do I resolve: BadHttpRequestException: 'Bad chunk size data.'

I observed the following exception while attempting to troubleshoot my original question: BadHttpRequestException: 'Bad chunk size data.' Microsoft.AspNetCore.Server.Kestrel.Core.BadHttpRequestException HResult=0x80131620 Message=Bad chunk size data. Source=Microsoft.AspNetCore.Server.Kestrel.Core StackTrace: at Microsoft.AspNetCore.Server.Kestrel.Core.BadHttpRequestException.Throw(RequestRejectionReason reason) The above exception occurred on my WebAPI controller. Client: let httpClient baseAddress = let handler = new HttpClientHandler() handler.AutomaticDecompression <- DecompressionMethods.GZip ||| [...] read more

Failed to load native library grpc_csharp_ext.x86.dll while running Azure Function in Visual Studio

lately I have encountered a following problem. Azure Function that is run in Visual Studio always throws an exception: > System.IO.IOException HResult=0x80131620 Message=Error loading native library > "C:\Users\\AppData\Local\AzureFunctionsTools\Releases\2.16.0\cli\grpc_csharp_ext.x86.dll" > Source=Grpc.Core StackTrace: at > Grpc.Core.Internal.UnmanagedLibrary..ctor(String[] libraryPathAlternatives) at > Grpc.Core.Internal.NativeExtension.LoadUnmanagedLibrary() at > Grpc.Core.Internal.NativeExtension.LoadNativeMethods() at > Grpc.Core.Internal.NativeExtension..ctor() at > Grpc.Core.Internal.NativeExtension.Get() at > Grpc.Core.GrpcEnvironment.GrpcNativeInit() [...] read more

sslstream won't work with SMTP protocol

The code i am using is simply for testing, here i test with gmail: C# code: private void button1_Click(object sender, EventArgs e) { string server = "smtp.gmail.com"; int port = 25; client = new TcpClient(); client.Connect(server, port); var stream = client.GetStream(); sslStream = new SslStream(stream); sslStream.AuthenticateAsClient(server); clearTextReader = new StreamReader(sslStream); [...] read more

Refit 6, net 5 error Cannot determine the frame size or a corrupted frame was received

I found the following similar SO answer that didn't fix my issue. I have a 5.0 console app and the HttpClient is being configured manually instead of using the Refit extension factory method (both ways result in the error). Console app config, previous attempt to use refit factory extension method. [...] read more

C# Httpresponse gives Unable to write data to the transport connection: Broken pipe

I have done this little piece of code on a console app, to stream a file or to simulate a stream of data over HTTP by chunk var musicFile = "music.mp3"; var imageFile = "image.mp3"; var prefixes = new List<string>() { "http://*:8888/" }; HttpListener server = new HttpListener(); foreach (string [...] read more

Problem with Launching C# WPF Application from C++ using CLI's ExecuteInDefaultAppDomain Method

I am making DLL Injector and I am stuck in launching C#'s WPF Application from C++ code using the means described here: https://www.codeproject.com/Articles/416471/CLR-Hosting-Customizing-the-CLR This is my C++ code: #include <iostream> #include <Windows.h> #include <metahost.h> #include <mscoree.h> #pragma comment(lib, "mscoree.lib") int main() { HRESULT hr; ICLRMetaHost *pMetaHost = NULL; ICLRRuntimeInfo *pRuntimeInfo [...] read more

FileStream throws 'The OS handle's position is not what FileStream expected.' at Finalize() call

When i closing my application, FileStream sometimes throws IOException in the debug mode: System.IO.IOException HResult=0x80131620 Message=The OS handle's position is not what FileStream expected. Do not use a handle simultaneously in one FileStream and in Win32 code or another FileStream. This may cause data loss. Source=mscorlib StackTrace: at System.IO.FileStream.VerifyOSHandlePosition() at [...] read more