Task.Run async ... await fails on .NetCore (.NetFramework works)

May be can be helpful for someone.

Was difficult to find in a big project why the weaving stops without any extra information… This line caused the problem:

 Task.Run(async () => { await OpenSocketHandler(client); });

1>MrAdvice 2.5.24 weaved module 'JCore, Version=1.437.2018.727, Culture=neutral, PublicKeyToken=null' (targeting framework ) in 1632ms
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error : Unhandled exception: dnlib.DotNet.Writer.ModuleWriterException: **Couldn't find an instruction, maybe it was removed. It's still being referenced by some code or by the PDB**
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error :    at dnlib.DotNet.DummyLogger.Log(Object sender, LoggerEvent loggerEvent, String format, Object[] args)
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error :    at dnlib.DotNet.Writer.ModuleWriterBase.dnlib.DotNet.ILogger.Log(Object sender, LoggerEvent loggerEvent, String format, Object[] args)
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error :    at dnlib.DotNet.Writer.MetaData.dnlib.DotNet.Writer.IWriterError.Error(String message)
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error :    at dnlib.DotNet.Writer.SerializerMethodContext.GetOffset(Instruction instr)
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error :    at dnlib.DotNet.Pdb.Portable.PortablePdbCustomDebugInfoWriter.WriteAsyncMethodSteppingInformation(PdbAsyncMethodCustomDebugInfo cdi)
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error :    at dnlib.DotNet.Pdb.Portable.PortablePdbCustomDebugInfoWriter.Write(PdbCustomDebugInfo cdi)
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error :    at dnlib.DotNet.Writer.MetaData.AddCustomDebugInformationCore(SerializerMethodContext serializerMethodContext, UInt32 encodedToken, PdbCustomDebugInfo cdi, Guid cdiGuid)
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error :    at dnlib.DotNet.Writer.MetaData.AddCustomDebugInformation(SerializerMethodContext serializerMethodContext, UInt32 token, UInt32 encodedToken, PdbCustomDebugInfo cdi)
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error :    at dnlib.DotNet.Writer.MetaData.AddCustomDebugInformationCore(SerializerMethodContext serializerMethodContext, Table table, UInt32 rid, IList`1 cdis)
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error :    at dnlib.DotNet.Writer.MetaData.AddCustomDebugInformationList(MethodDef method, UInt32 rid, UInt32 localVarSigToken)
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error :    at dnlib.DotNet.Writer.MetaData.WriteMethodBodies()
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error :    at dnlib.DotNet.Writer.MetaData.Create()
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error :    at dnlib.DotNet.Writer.MetaData.CreateTables()
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error :    at dnlib.DotNet.Writer.ModuleWriter.WriteImpl()
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error :    at dnlib.DotNet.Writer.ModuleWriterBase.Write(Stream dest)
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error :    at dnlib.DotNet.Writer.ModuleWriterBase.Write(String fileName)
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error :    at dnlib.DotNet.ModuleDef.Write(String filename, ModuleWriterOptions options)
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error :    at StitcherBoy.Reflection.ModuleManager.Write(String assemblyOriginatorKeyFile)
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error :    at StitcherBoy.Weaving.Build.AssemblyStitcher.Process(StringDictionary parameters, Guid buildID, DateTime buildTime, String entryAssemblyPath)
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error :    at StitcherBoy.Weaving.StitcherProcessor.Process(StringDictionary parameters, Guid buildID, DateTime buildTime, String entryAsemblyPath)
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error :    at StitcherBoy.Weaving.StitcherProcessor.Process(StringDictionary parameters, Guid buildID, DateTime buildTime, String entryAsemblyPath)
1>C:\Users\blaze\.nuget\packages\mradvice\2.5.24\build\MrAdvice.targets(10,5): error :    at StitcherTask`1.Run(Boolean fromExe)

[hhblaze]

Works!

[picrap]

Thanks. I’ll use this to create a .NET core test assembly.