PowerShell won't launch on Mac

[le-brian]

Issue: Powershell gives an error when launching on a mac running macOS 10.15.5
Repro:

• Go to /Applications, launch Powershell.app: get the following error:
  `Oops, something went wrong. Please report this bug with the details below.
  Report on GitHub: https://github.com/PowerShell/PSReadLine/issues/new

Environment

PSReadLine: 2.0.0
PowerShell: 7.0.1
OS: Darwin 19.5.0 Darwin Kernel Version 19.5.0: Tue May 26 20:41:44 PDT 2020; root:xnu-6153.121.2~2/RELEASE_X86_64
Last 0 Keys

Exception

System.IO.IOException: The system cannot open the device or file specified. : 'PSReadLineHistoryFile_1959767272'
   at System.Threading.Mutex.CreateMutexCore(Boolean initiallyOwned, String name, Boolean& createdNew)
   at System.Threading.Mutex..ctor(Boolean initiallyOwned, String name)
   at Microsoft.PowerShell.PSConsoleReadLine.DelayedOneTimeInitialize()
   at Microsoft.PowerShell.PSConsoleReadLine.Initialize(Runspace runspace, EngineIntrinsics engineIntrinsics)
   at Microsoft.PowerShell.PSConsoleReadLine.ReadLine(Runspace runspace, EngineIntrinsics engineIntrinsics, CancellationToken cancellationToken)

`

• Upgrade powershell to 7.0.1, attempt to relaunch: upgrade is successful but issue persists

[vexx32]

Looks like a duplicate of #1464 / #1579. See fix here: #1464 (comment)

[le-brian]

That did resolve it, thanks!