I’m stuck on Stage #RH7. I’ve implemented the up arrow navigation feature by using the ReadLine nuget package. It works fine locally but it’s failing the tests. Here are my logs: [tester::#RH7] Running tests for Stage #RH7 (History - Up-arrow navigation) [tester::#RH7] Running ./your_program.sh […

Hey @jm6271 , sorry for the delayed response! I believe the issue is caused by the readline library, which hasn’t been updated since 2018. Other users have had success using an alternative library ReadLine.Ext . You might want to give that a try.

Hey @jm6271 , could you upload your code to GitHub and share the link? It will be much easier to debug if I can run it directly.

[image] GitHub - jm6271/codecrafters-shell-csharp Contribute to jm6271/codecrafters-shell-csharp development by creating an account on GitHub.

I am facing the same issue. @andy1li shell-rust/src at master · sandipndev-space/shell-rust Contribute to sandipndev-space/shell-rust development by creating an account on GitHub.

@jm6271 @sandipndev Looks like you’ve got past this stage. Do you happen to remember what was wrong? Would love to see if we can improve the tester / instructions.

@andy1li I’ve moved on to a different stage, but I still haven’t figured this one out.

Up arrow navigation test failing but it works on my machine

Challenges

Topic		Replies	Views
Up arrow navigation test failing Challenges challenge:shell	3	21	March 9, 2026
Unexpected test error Feature Requests challenge:shell	2	70	May 22, 2025
Import readline not supported in Python 3.14 Challenges challenge:shell	3	97	December 9, 2025
#WH6 csharp All tests failing after adding ReadLine.Reboot package Challenges challenge:shell	6	77	March 10, 2026
C# - Stage #VQ0 (History - Down-arrow navigation) Challenges challenge:shell	5	73	June 6, 2025

Up arrow navigation test failing but it works on my machine

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