SharePoint Online overview of user permissions

Hi,

Please check the below updated script, this should work with the latest PnP module.

function connect-site($webs,$creds){

Connect-PNPonline -Url $webs -Credentials $cred

}

function get-sitepermission($web,$cred){

$rec=@()

connect-site -webs $web -creds $cred

if($web -eq $parentsitename)
{
#Write-Host "Parent site permission" $web
$Pgroups=Get-PNPGroup
foreach($Pgroup in $Pgroups)
{
$DLGP = "" | Select "SiteUrl","GroupName","Permission"
$pPerm=Get-PNPGroupPermissions -Identity $Pgroup.loginname -ErrorAction SilentlyContinue |Where-Object {$_.Hidden -like "False"}
if($pPerm -ne $null)
{
$DLGP.SiteUrl=$web
$DLGP.GroupName=$Pgroup.loginname
$DLGP.Permission=$pPerm.Name
$rec+= $DLGP
}
}
}
$subwebs=Get-PNPSubWebs
foreach($subweb in $subwebs)
{
connect-site -webs $subweb.Url -creds $cred
#Write-Host $subweb.Url
$groups=Get-PNPGroup
foreach($group in $groups)
{
$DLGP = "" | Select "SiteUrl","GroupName","Permission"
$sPerm=Get-PNPGroupPermissions -Identity $group.loginname -ErrorAction SilentlyContinue |Where-Object {$_.Hidden -like "False"}
if ($sPerm -ne $null)
{
$DLGP.SiteUrl=$subweb.Url
$DLGP.GroupName=$group.loginname
$DLGP.Permission=$sPerm.Name
$rec+=$DLGP
}
}
Write-Host $subweb.Url "permission fetched!"
get-sitepermission -web $subweb.Url -cred $cred

}
return $rec
}
#Input parameter
$cred=Get-Credential
$parentsitename="https://<Tenantname>.sharepoint.com/sites/contosobeta"
$outputPath= "c:\csv\AllSubsitegrouppermission.csv"

$Sitepermission=get-sitepermission -web $parentsitename -cred $cred
$Sitepermission |Export-Csv -Path $outputPath