René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Invoke-WebRequest do not generate error at break of connection while downloading","articleBody":"### Prerequisites\r\n\r\n- [X] Write a descriptive title.\r\n- [X] Make sure you are able to repro it on the [latest released version](https://github.com/PowerShell/PowerShell/releases)\r\n- [X] Search the existing issues.\r\n- [X] Refer to the [FAQ](https://github.com/PowerShell/PowerShell/blob/master/docs/FAQ.md).\r\n- [X] Refer to [Differences between Windows PowerShell 5.1 and PowerShell](https://docs.microsoft.com/powershell/scripting/whats-new/differences-from-windows-powershell).\r\n\r\n### Steps to reproduce\r\n\r\nI am expecting a problem with «Invoke-WebRequest» in «Try-Catch».\r\nI think error should generated when Internet connection is breaking, but next operator in Try-block is running.\r\nThe file on the disk remains PARTIALLY downloaded without any errors raising.\r\n\r\n### Expected behavior\r\n\r\n```console\r\nI starts the downloading and reboots the router.\r\nTry {Invoke-WebRequest -URI TheLargeFile -ErrorAction Stop; Write-Host \"Error NOT exist\"}\r\nCatch {Write-Host \"Error exist\"}\r\n\r\nError exist\r\n```\r\n\r\n\r\n### Actual behavior\r\n\r\n```console\r\nI starts the downloading and reboots the router.\r\nTry {Invoke-WebRequest -URI TheLargeFile -ErrorAction Stop; Write-Host \"Error NOT exist\"}\r\nCatch {Write-Host \"Error exist\"}\r\n\r\nError NOT exist\r\n```\r\n\r\n\r\n### Error details\r\n\r\n_No response_\r\n\r\n### Environment data\r\n\r\n```powershell\r\nName                           Value\r\n----                           -----\r\nPSVersion                      7.1.4\r\nPSEdition                      Core\r\nGitCommitId                    7.1.4\r\nOS                             Microsoft Windows 10.0.19043\r\nPlatform                       Win32NT\r\nPSCompatibleVersions           {1.0, 2.0, 3.0, 4.0…}\r\nPSRemotingProtocolVersion      2.3\r\nSerializationVersion           1.1.0.1\r\nWSManStackVersion              3.0\r\n```\r\n\r\n\r\n### Visuals\r\n\r\n_No response_","author":{"url":"https://github.com/7-904-001-67-28","@type":"Person","name":"7-904-001-67-28"},"datePublished":"2021-09-19T05:40:37.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":2},"url":"https://github.com/16122/PowerShell/issues/16122"}