[BUG] Add-PnpApp Publish feature not working

[SanthoAnbros]

Reporting an Issue or Missing Feature

Not able to publish app in a SP site collection app catalog even though I have given full control to the registered app for authentication.

Expected behavior

The app should get published and deployed

Actual behavior

Throwing the error says The current user does not have the permission to
access the App Catalog.

Steps to reproduce behavior

Try the below
Created an app in a SharePoint site using /_layouts/appregnew.aspx

provided below access using /_layouts/appinv.aspx

Then run the below command

Connect-PnPOnline -Url https://sites.xxxx.com/sites/xxxxxxx -ClientId "xxxxx" -ClientSecret "xxxxx"

Add-PnPApp -path "C:\Projects\xxx\Backups\xxxxx.sppkg" -Scope Site -Publish

What is the version of the Cmdlet module you are running?

(you can retrieve this by executing Get-Module -Name "PnP.PowerShell" -ListAvailable)

ModuleType Version Name

---

Manifest 1.10.0 PnP.PowerShell

Which operating system/environment are you running PnP PowerShell on?

• [ + ] Windows
• Linux
• MacOS
• Azure Cloud Shell
• Azure Functions
• Other : please specify

[mohamedfamin]

As I mentioned in comment #4750, I'm also facing this issue while publishing the App package.