Build is not successful when adding new task of SonaqQube , throwing error in build for .NetCore tas

[Bibek KUMAR SINGH]

HI All,
I have added the SonarQube task in my build for code analysis of .NetCore task and it is falling since then. However when I am disabling the SonarQubethan task its building without error.
The error I get is shared below:

Time Elapsed 00:00:04.04
2017-11-20T09:20:11.9948934Z ##[error]Error: C:\Program Files\dotnet\dotnet.exe failed with return code: 1
2017-11-20T09:20:11.9961930Z [command]"C:\Program Files\dotnet\dotnet.exe" build d:\a\1\s\Microsoft.Procurement.PurchaseOrderValidator\Microsoft.Procurement.Validators.Tests\Microsoft.Procurement.Validators.Tests.csproj /p:DeployOnBuild=true /p:WebPublishMethod=Package /p:PackageAsSingleFile=true /p:SkipInvalidConfigurations=true /p:DesktopBuildPackageLocation=d:\a\1\a\WebApp.zip /p:DeployIisAppPath=direct
2017-11-20T09:20:14.5701747Z Microsoft (R) Build Engine version 15.4.8.50001 for .NET Core
2017-11-20T09:20:14.5701747Z Copyright (C) Microsoft Corporation. All rights reserved.
2017-11-20T09:20:14.5701747Z
2017-11-20T09:20:17.8759397Z d:\a\1.sonarqube\bin\targets\SonarQube.Integration.targets(165,5): error MSB4062: The "IsTestFileByName" task could not be loaded from the assembly d:\a\1.sonarqube\bin\SonarQube.Integration.Tasks.dll. Could not load file or assembly 'Microsoft.Build.Utilities.v4.0, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a'. The system cannot find the file specified. Confirm that the declaration is correct, that the assembly and all its dependencies are available, and that the task contains a public class that implements Microsoft.Build.Framework.ITask. [d:\a\1\s\Microsoft.Procurement.PurchaseOrderValidator\Microsoft.Procurement.PurchaseOrderValidator.Infrastructure\Microsoft.Procurement.PurchaseOrderValidator.Infrastructure.csproj]
2017-11-20T09:20:20.9121442Z
2017-11-20T09:20:20.9301436Z Build FAILED.
2017-11-20T09:20:20.9301436Z
2017-11-20T09:20:20.9321448Z d:\a\1.sonarqube\bin\targets\SonarQube.Integration.targets(165,5): error MSB4062: The "IsTestFileByName" task could not be loaded from the assembly d:\a\1.sonarqube\bin\SonarQube.Integration.Tasks.dll. Could not load file or assembly 'Microsoft.Build.Utilities.v4.0, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a'. The system cannot find the file specified. Confirm that the declaration is correct, that the assembly and all its dependencies are available, and that the task contains a public class that implements Microsoft.Build.Framework.ITask. [d:\a\1\s\Microsoft.Procurement.PurchaseOrderValidator\Microsoft.Procurement.PurchaseOrderValidator.Infrastructure\Microsoft.Procurement.PurchaseOrderValidator.Infrastructure.csproj]
2017-11-20T09:20:20.9331460Z 0 Warning(s)
2017-11-20T09:20:20.9331460Z 1 Error(s)
2017-11-20T09:20:20.9331460Z

[Kristian Du]

Hi @Markus Lanser .. Have you manage to sort this out yet? We're facing the same exact behaviour.