Site Collection: Get Web Id fails

Do all you site collection have this problem?

the script below should list all your rootwebs

$cred = Get-Credential -Message "Password" -UserName admin@mytenant.onmicrosoft.com
Connect-PnPOnline https://mytenant.sharepoint.com -Credentials $cred

$sites = Get-PnPTenantSite 

foreach ($site in  $sites) { 
   Connect-PnPOnline $site.Url -Credentials $cred

   $web = Get-PnPWeb 
   $web
}