Could not load file or assembly 'Microsoft.DotNet.ProjectModel, Version=1.0.0.0

[aminebizid]

MacBook-Pro-de-neo:spa neo$ dotnet watch run
Unhandled Exception: System.IO.FileNotFoundException: Could not load file or assembly 'Microsoft.DotNet.ProjectModel, Version=1.0.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60'. The system cannot find the file specified.
at Microsoft.DotNet.Watcher.Tools.Program.<>c__DisplayClass3_0.b__0()
at Microsoft.Extensions.CommandLineUtils.CommandLineApplication.Execute(String[] args)
at Microsoft.DotNet.Watcher.Tools.Program.MainInternal(String[] args, CancellationToken cancellationToken)
at Microsoft.DotNet.Watcher.Tools.Program.Main(String[] args)

[aminebizid]

solved after doing this:
dotnet/efcore#5458 (comment)