ML.NET 1.1 error in Workbooks on my macOS 10.14.5

[lokinfey]

Steps to Reproduce

1. add ML.NET 1.1
2. ITransformer trainedModel = trainingPipeline.Fit(trainingData); can not run .

It shows error

Unable to load shared library 'CpuMathNative' or one of its dependencies. In order to help diagnose loading problems, consider setting the DYLD_PRINT_LIBRARIES environment variable: dlopen(libCpuMathNative, 1): image not found
at float Microsoft.ML.Internal.CpuMath.Thunk.SumSqU (float* ps, int c)
at void Microsoft.ML.Transforms.LpNormNormalizingTransformer.Mapper.<>c__DisplayClass6_0.b__5 (ref VBuffer dst)
at void Microsoft.ML.Data.ColumnConcatenatingTransformer.Mapper.BoundColumn.<>c__DisplayClass18_0.b__0 (ref VBuffer dst)
at void Microsoft.ML.Data.DataViewUtils.Splitter.InPipe.Impl.Fill ()
at void Microsoft.ML.Data.DataViewUtils.Splitter.<>c__DisplayClass5_1.b__2 ()

Environment

Xamarin Workbooks

Detail	Value
Version	1.5.0
Git Branch	1.5-release
Git Hash	11f83dc
VSTS Definition	Workbooks & Inspector (Mac)

System Info

Component	Value
macOS	Version 10.14.5 (Build 18F203) (64-bit)
CPU Cores	12 / 12
Physical Memory	32 GB

System-Installed Software

Component	Version
Mono	5.18.1.3
Xamarin Mac	5.8.0.0
Xamarin iOS	12.8.0.2
Xamarin Android	9.2.3-0
Visual Studio	8.0.9.5 (800090005)

[lokinfey]

I add libCpuNative.so to my lib ,but it shows me another problem

error: The application terminated during evaluation of this cell. Run this cell manually to try again.

dmeo.workbook.zip

This is my error logs

Xamarin Workbooks 2019-06-17.log.zip

it is very very strange problem .................