diff --git a/form.ns.php b/form.ns.php
index 7a7b5f0..6759c65 100644
--- a/form.ns.php
+++ b/form.ns.php
@@ -17,13 +17,11 @@
 			<br>
 			<select required="" name="zone" id="zone">
 				<option value="" disabled="" selected="">-</option>
-				<?php
-				$zones = nsListUserZones($_SESSION['username']);
-
-				if (!empty($zones))
-					foreach ($zones as $zone)
-						echo "<option value='" . $zone . "'>" . $zone . "</option>";
-				?>
+<?php
+if (isset($_SESSION['username']))
+	foreach (nsListUserZones($_SESSION['username']) as $zone)
+		echo "<option value='" . $zone . "'>" . $zone . "</option>";
+?>
 
 			</select>
 		</div>
diff --git a/public/ht/le.php b/public/ht/le.php
index 4e1a92a..3a31725 100644
--- a/public/ht/le.php
+++ b/public/ht/le.php
@@ -7,12 +7,15 @@
 	<label for="domain">Domaine ciblé</label><br>
 	<select required="" name="domain">
 		<option value="" disabled="" selected="">---</option>
-	<?php
+<?php
+if (isset($_SESSION['username'])) {
 	$sites = selectSites($_SESSION['username'], "dns", "http", false);
 	$leAvailable = selectSites($_SESSION['username'], "dns", "http", true);
-	foreach ($sites as $site) { ?>
-		<option value="<?= $site['domain'] ?>"><?= $site['domain'] . " (/" . $site['siteDir'] . ")" ?></option>
-	<?php } ?>
+	foreach ($sites as $site)
+		echo '<option value="' . $site['domain'] . '">' . $site['domain'] . " (/" . $site['siteDir'] . ")</option>";
+}
+?>
+
 	</select>
 	<br>
 	<input value="Valider" type="submit">
diff --git a/public/reg/ds.php b/public/reg/ds.php
index 944c78b..790e9ca 100644
--- a/public/reg/ds.php
+++ b/public/reg/ds.php
@@ -12,11 +12,12 @@
 	<select required="" name="zone" id="zone">
 		<option value="" disabled="" selected="">---</option>
 <?php
+if (isset($_SESSION['username'])) {
+	$domains = regListUserDomains($_SESSION['username']);
 
-$domains = regListUserDomains($_SESSION['username']);
-
-foreach($domains as $domain)
-	echo "		<option value='" . $domain . "'>" . $domain . "</option>";
+	foreach($domains as $domain)
+		echo "		<option value='" . $domain . "'>" . $domain . "</option>";
+}
 ?>
 
 	</select>
diff --git a/public/reg/ns.php b/public/reg/ns.php
index f3149fa..4396049 100644
--- a/public/reg/ns.php
+++ b/public/reg/ns.php
@@ -12,8 +12,9 @@
 	<select required="" name="domain" id="domain">
 		<option value="" disabled="" selected="">---</option>
 <?php
-foreach(regListUserDomains($_SESSION['username']) as $suffix)
-	echo "		<option value='" . $suffix . "'>." . $suffix . "</option>\n";
+if (isset($_SESSION['username']))
+	foreach(regListUserDomains($_SESSION['username']) as $suffix)
+		echo "		<option value='" . $suffix . "'>." . $suffix . "</option>\n";
 ?>
 
 	</select>