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Empty red area is displayed after Run button is clicked

See original GitHub issue

Describe the bug

I am using dotnet try to test c# pattern matching feature. This is my repo (and branch where the bug is reproduced): https://github.com/kihtov23/csharp-pattern-matching/tree/bug_red_box_displayed Steps to reproduce:

Run “dotnet try” on .csharp-pattern-matching/CSharpPatternMatching/ folder
Click “Run” button on first code sample. Expected result is 14 and actual result is 14 so it works fine.
Click “Run” button on second code sample. Expected result should be concrete numbers but actual result is this red box:

Did this error occur while using `dotnet try` or online?

dotnet-try

What kind of error was it?

User Interface (UI): For example the output never displayed

More details:

OS
- Windows 10
Browser
- Chrome

Issue Analytics

State:
Created 3 years ago
Comments:12 (3 by maintainers)

Top GitHub Comments

1reaction

okikhcommented, Dec 15, 2020

Once I updated .Net version on my PC - issue’s gone.

1reaction

colombodcommented, Dec 11, 2020

Hi @okikh I am asking if the red box is constantly and consistently coming up for you and therefore you have no way to execute those cell successfully, or if it is a transient error that lets you perform runs eventually.

As you can see