dotnet clean

[roblabla@roblab LibHac]$ dotnet clean
Microsoft (R) Build Engine version 16.3.0+0f4c62fea for .NET Core
Copyright (C) Microsoft Corporation. All rights reserved.

Build started 10/17/2019 10:51:45 PM.
     1>Project "/home/roblabla/Dropbox/dev/src/csharp/LibHac/LibHac.sln" on node 1 (Clean target(s)).
     1>ValidateSolutionConfiguration:
         Building solution configuration "Debug|Any CPU".
       ValidateProjects:
         The project "_build" is not selected for building in solution configuration "Debug|Any CPU".
     1>Project "/home/roblabla/Dropbox/dev/src/csharp/LibHac/LibHac.sln" (1) is building "/home/roblabla/Dropbox/dev/src/csharp/LibHac/tests/LibHac.Tests/LibHac.Tests.csproj" (2) on node 1 (Clean target(s)).
     2>/home/roblabla/Dropbox/dev/src/csharp/LibHac/tests/LibHac.Tests/LibHac.Tests.csproj : error MSB4236: The SDK 'Microsoft.NET.Sdk' specified could not be found.
     2>Done Building Project "/home/roblabla/Dropbox/dev/src/csharp/LibHac/tests/LibHac.Tests/LibHac.Tests.csproj" (Clean target(s)) -- FAILED.
     1>Done Building Project "/home/roblabla/Dropbox/dev/src/csharp/LibHac/LibHac.sln" (Clean target(s)) -- FAILED.

Build FAILED.

       "/home/roblabla/Dropbox/dev/src/csharp/LibHac/LibHac.sln" (Clean target) (1) ->
       "/home/roblabla/Dropbox/dev/src/csharp/LibHac/tests/LibHac.Tests/LibHac.Tests.csproj" (Clean target) (2) ->
         /home/roblabla/Dropbox/dev/src/csharp/LibHac/tests/LibHac.Tests/LibHac.Tests.csproj : error MSB4236: The SDK 'Microsoft.NET.Sdk' specified could not be found.

    0 Warning(s)
    1 Error(s)

Time Elapsed 00:00:00.29

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