Fix: Some admin users have not all features of admin.

htdocs/user/fiche.php

@@ -172,7 +172,7 @@ if ($_POST["action"] == 'add' && $canadduser)
 
 	$edituser = new User($db);
 
-	if (!empty($conf->file->main_limit_users))
+	if (!empty($conf->file->main_limit_users)) // If option to limit users is set
 	{
 		$nb = $edituser->getNbOfUsers(1);
 		if ($nb >= $conf->file->main_limit_users)
@@ -197,7 +197,7 @@ if ($_POST["action"] == 'add' && $canadduser)
 		$edituser->phenix_pass   = $_POST["phenix_pass"];
 		$edituser->note          = $_POST["note"];
 		$edituser->ldap_sid      = $_POST["ldap_sid"];
-		$edituser->entity        = $_POST["entity"];
+		$edituser->entity        = ($_POST["admin"] && empty($conf->multicompany->enabled))?0:$_POST["entity"];   // If multicompany is off, admin users must all be on entity 0.
 
 		$db->begin();