diff --git a/mod/bookmarklet.php b/mod/bookmarklet.php
index a26757740..21b2039c5 100644
--- a/mod/bookmarklet.php
+++ b/mod/bookmarklet.php
@@ -26,7 +26,7 @@ function bookmarklet_content(App $a)
 		return $o;
 	}
 
-	$referer = normalise_link($_SERVER["HTTP_REFERER"]);
+	$referer = normalise_link(defaults($_SERVER, 'HTTP_REFERER', ''));
 	$page = normalise_link(System::baseUrl() . "/bookmarklet");
 
 	if (!strstr($referer, $page)) {
@@ -43,7 +43,7 @@ function bookmarklet_content(App $a)
 			'bang' => '',
 			'visitor' => 'block',
 			'profile_uid' => local_user(),
-			'title' => trim($_REQUEST["title"], "*"),
+			'title' => trim(defaults($_REQUEST, 'title', ''), "*"),
 			'content' => $content
 		];
 		$o = status_editor($a, $x, 0, false);
diff --git a/mod/item.php b/mod/item.php
index 125606d27..be3af101d 100644
--- a/mod/item.php
+++ b/mod/item.php
@@ -395,12 +395,12 @@ function item_post(App $a) {
 				$tagged[] = $tag;
 			}
 			// When the forum is private or the forum is addressed with a "!" make the post private
-			if (is_array($success['contact']) && ($success['contact']['prv'] || ($tag_type == '!'))) {
+			if (is_array($success['contact']) && (!empty($success['contact']['prv']) || ($tag_type == '!'))) {
 				$private_forum = $success['contact']['prv'];
 				$only_to_forum = ($tag_type == '!');
 				$private_id = $success['contact']['id'];
 				$forum_contact = $success['contact'];
-			} elseif (is_array($success['contact']) && $success['contact']['forum'] &&
+			} elseif (is_array($success['contact']) && !empty($success['contact']['forum']) &&
 				($str_contact_allow == '<' . $success['contact']['id'] . '>')) {
 				$private_forum = false;
 				$only_to_forum = true;
diff --git a/src/Content/Nav.php b/src/Content/Nav.php
index 60937ff7b..99decc92b 100644
--- a/src/Content/Nav.php
+++ b/src/Content/Nav.php
@@ -186,7 +186,7 @@ class Nav
 			$nav['home'] = ['profile/' . $a->user['nickname'], L10n::t('Home'), '', L10n::t('Your posts and conversations')];
 
 			// Don't show notifications for public communities
-			if ($_SESSION['page_flags'] != Contact::PAGE_COMMUNITY) {
+			if (defaults($_SESSION, 'page_flags', '') != Contact::PAGE_COMMUNITY) {
 				$nav['introductions'] = ['notifications/intros', L10n::t('Introductions'), '', L10n::t('Friend Requests')];
 				$nav['notifications'] = ['notifications',	L10n::t('Notifications'), '', L10n::t('Notifications')];
 				$nav['notifications']['all'] = ['notifications/system', L10n::t('See all notifications'), '', ''];
diff --git a/src/Content/Widget/CalendarExport.php b/src/Content/Widget/CalendarExport.php
index 0e85e16c4..2c21b2f0d 100644
--- a/src/Content/Widget/CalendarExport.php
+++ b/src/Content/Widget/CalendarExport.php
@@ -27,6 +27,10 @@ class CalendarExport
 	public static function getHTML() {
 		$a = get_app();
 
+		if (empty($a->data['user'])) {
+			return;
+		}
+
 		$owner_uid = $a->data['user']['uid'];
 
 		// The permission testing is a little bit tricky because we have to respect many cases.
diff --git a/view/theme/frio/templates/profile_edit.tpl b/view/theme/frio/templates/profile_edit.tpl
index c06e3a715..cd4ed1816 100644
--- a/view/theme/frio/templates/profile_edit.tpl
+++ b/view/theme/frio/templates/profile_edit.tpl
@@ -318,8 +318,10 @@
 		<input type="hidden" name="religion" id="profile-edit-religion" value="{{$religion.2}}" />
 		<input type="hidden" id="likes-jot-text" name="likes" value="{{$likes.2}}" />
 		<input type="hidden" id="dislikes-jot-text" name="dislikes" value="{{$dislikes.2}}" />
+		<input type="hidden" name="marital" id="profile-edit-marital" value="{{$marital.2}}" />
 		<input type="hidden" name="with" id="profile-edit-with" value="{{$with.2}}" />
 		<input type="hidden" name="howlong" id="profile-edit-howlong" value="{{$howlong.2}}" />
+		<input type="hidden" name="sexual" id="profile-edit-sexual" value="{{$sexual.2}}" />
 		<input type="hidden" id="romance-jot-text" name="romance" value="{{$romance.2}}" />
 		<input type="hidden" id="work-jot-text" name="work" value="{{$work.2}}" />
 		<input type="hidden" id="education-jot-text" name="education" value="{{$education.2}}" />