Powershell throws an "System.ArgumentOutOfRangeException" error

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Assessment

Difficulty
4/5
Estimated time
3-5 days
Newbie friendliness
35/100
Issue type
Bug
Clarity
Needs clarification
Activity status
Quiet
Tech stack
csharp, powershell
Domain
cli

Research direction

Start with the BackwardChar entry point shown in the stack trace and reproduce the reported failure using the Windows Terminal environment, buffer dimensions, and repeated LeftArrow input. Done means the reported interaction no longer raises System.ArgumentOutOfRangeException, while the issue's expected behavior is preserved.

Written by the indexing model from the issue text.

Description

Needs-Triage :mag:
Prerequisites
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  • Make sure you are able to repro it on the latest released version
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Exception report
Oops, something went wrong.
Please report this bug with ALL the details below, including both the 'Environment' and 'Exception' sections.
Please report on GitHub: https://github.com/PowerShell/PSReadLine/issues/new?template=Bug_Report.yaml
Thank you!

### Environment
PSReadLine: 2.4.5
PowerShell: 7.6.3
OS: Microsoft Windows 10.0.26100
BufferWidth: 174
BufferHeight: 42

Last 200 Keys:

 LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow LeftArrow

### Exception

System.ArgumentOutOfRangeException: The value must be greater than or equal to zero and less than the console's buffer size in that dimension. (Parameter 'top')
Actual value was 47.
   at System.ConsolePal.SetCursorPosition(Int32 left, Int32 top)
   at Microsoft.PowerShell.PSConsoleReadLine.BackwardChar(Nullable`1 key, Object arg)
   at Microsoft.PowerShell.PSConsoleReadLine.ProcessOneKey(PSKeyInfo key, Dictionary`2 dispatchTable, Boolean ignoreIfNoAction, Object arg)
   at Microsoft.PowerShell.PSConsoleReadLine.InputLoop()
   at Microsoft.PowerShell.PSConsoleReadLine.ReadLine(Runspace runspace, EngineIntrinsics engineIntrinsics, CancellationToken cancellationToken, Nullable`1 lastRunStatus)


PS D:\Users\80416855>
Screenshot

N/A

Environment data
PS Version: 7.6.3
PS HostName: ConsoleHost (Windows Terminal)
PSReadLine Version: 2.4.5
PSReadLine EditMode: Windows
OS: 10.0.26100.8457 (WinBuild.160101.0800)
BufferWidth: 172
BufferHeight: 48
Steps to reproduce

Ran a ps1 scripts file and random clicks

Expected behavior

No exception

Actual behavior

Exception

Dominant language
C#
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