GO TO : packages/Webkul/Admin/src/Http/Controllers/Lead/LeadController.php

In view function

Remove this :

if (
$userIds = bouncer()->getAuthorizedUserIds()
&& ! in_array($lead->user_id, $userIds)
) {
return redirect()->route('admin.leads.index');
}

with:

$userIds = bouncer()->getAuthorizedUserIds();

if ($userIds && ! in_array($lead->user_id, $userIds)) {
return redirect()->route('admin.leads.index');
}