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It is not possible to use the Machine learning wizard #3087
System Information (please complete the following information):
Model Builder Version (available in Manage Extensions dialog): v17.18.0
Visual Studio Version: 18.7.3
Describe the bug
On which step of the process did you run into an issue: Train (model)
Clear description of the problem: in the machine learning wizard of the model, at the training stage, in the machine learning wizard of the model, at the training stage: Could not load file or assembly 'Microsoft.CodeAnalysis.CSharp, Version=4.9.0.0. If you look at the Microsoft version.CodeAnalysis.CSharp, then it is 5.6.0, there is 4.9.2 in the list of possible ones, but there is no 4.9.0
Screenshots
If applicable, add screenshots to help explain your problem.
Activity
ibrahim0132 commentedon Jul 5, 2026
I have the same issue
atorli commentedon Jul 6, 2026
VS2026 seems to have some issues; i use VS2022 for training.
ASADeveloper commentedon Jul 9, 2026
I have exactly the same problem. With or without nuget packages.
Megerlin-Vidit commentedon Aug 21, 2026
I do have the same problem after fresh install
QQ648380421 commentedon Sep 22, 2026
我也遇到过这个问题