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Model Builder Error on SQL + Binary Classification. #1747

Description

@vzhuqin

System Information (please complete the following information):

  • ML.Net Model Builder: 16.7.3.2142702 (Main Branch)
  • Windows OS: Windows-10-Enterprise-21H1
  • Microsoft Visual Studio Enterprise 2019: 16.11.2

Describe the bug

  • On which step of the process did you run into an issue: SQL+Binary Classification
  • Clear description of the problem:

To Reproduce
Steps to reproduce the behavior:

  1. Select Create a new project from the Visual Studio 2019 start window;
  2. Choose the C# Console App (.NET Core) project template with .Net 5.0;
  3. Add model builder by right click on the project;
  4. Select Data classification and Local(CPU);
  5. On Data page, select SQL Server to input the data source;
  6. Select wikipedia-detox-250-line-data table;
  7. Open Advanced data options.. dialog, set "Sentiment" to "Lable" purpose and "Boolean" data type;
    image
  8. Navigate to Train page, click "Start training" button, prompt Model Builder Error: Shuffle input cursor reader failed with an exception.
  9. Click "Train again", show the Model builder error: Object reference not set to an instance of an object.

Expected behavior
No error during training.

Error Log:
SQL_MLModel1-2DKFCH.txt

Screenshots
Error screenshot:
image
image

Additional context
This issue not occurs if input the dataset by using File type.
image

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