diff --git a/actions/allrss.php b/actions/allrss.php
index 9cbfe8dc8f..e49ac55401 100644
--- a/actions/allrss.php
+++ b/actions/allrss.php
@@ -68,6 +68,9 @@ class AllrssAction extends Rss10Action {
 	function get_image() {
 		$user = $this->user;
 		$profile = $user->getProfile();
+		if (!$profile) {
+			return NULL;
+		}
 		$avatar = $profile->getAvatar(AVATAR_PROFILE_SIZE);
 		return ($avatar) ? $avatar->url : NULL;
 	}
diff --git a/actions/noticesearch.php b/actions/noticesearch.php
index 7022109e66..e6de21ae06 100644
--- a/actions/noticesearch.php
+++ b/actions/noticesearch.php
@@ -92,6 +92,7 @@ class NoticesearchAction extends SearchAction {
 		$profile = $notice->getProfile();
 		if (!$profile) {
 			common_log_db_error($notice, 'SELECT', __FILE__);
+			$this->server_error(_('Notice without matching profile'));
 			return;
 		}
 		# XXX: RDFa
diff --git a/actions/profilesettings.php b/actions/profilesettings.php
index 0474c69375..e5698011ac 100644
--- a/actions/profilesettings.php
+++ b/actions/profilesettings.php
@@ -110,6 +110,12 @@ class ProfilesettingsAction extends SettingsAction {
 		$user = common_current_user();
 		$profile = $user->getProfile();
 
+		if (!$profile) {
+			common_log_db_error($user, 'SELECT', __FILE__);
+			$this->server_error(_('User without matching profile'));
+			return;
+		}
+		
 		$original = $profile->getOriginalAvatar();
 
 
diff --git a/actions/remotesubscribe.php b/actions/remotesubscribe.php
index c2c00ab619..7137b42a26 100644
--- a/actions/remotesubscribe.php
+++ b/actions/remotesubscribe.php
@@ -313,7 +313,14 @@ class RemotesubscribeAction extends Action {
 		$req->set_parameter('omb_listenee_profile', common_profile_url($user->nickname));
 		$req->set_parameter('omb_listenee_nickname', $user->nickname);
 		$req->set_parameter('omb_listenee_license', $config['license']['url']);
+
 		$profile = $user->getProfile();
+		if (!$profile) {
+			common_log_db_error($user, 'SELECT', __FILE__);
+			$this->server_error(_('User without matching profile'));
+			return;
+		}
+		
 		if ($profile->fullname) {
 			$req->set_parameter('omb_listenee_fullname', $profile->fullname);
 		}
diff --git a/actions/repliesrss.php b/actions/repliesrss.php
index 1a12b45bf9..b811db7eb3 100644
--- a/actions/repliesrss.php
+++ b/actions/repliesrss.php
@@ -84,6 +84,9 @@ class RepliesrssAction extends Rss10Action {
 	function get_image() {
 		$user = $this->user;
 		$profile = $user->getProfile();
+		if (!$profile) {
+			return NULL;
+		}
 		$avatar = $profile->getAvatar(AVATAR_PROFILE_SIZE);
 		return ($avatar) ? $avatar->url : NULL;
 	}
diff --git a/actions/showstream.php b/actions/showstream.php
index 2f7c2fb921..43556a0ed9 100644
--- a/actions/showstream.php
+++ b/actions/showstream.php
@@ -252,6 +252,11 @@ class ShowstreamAction extends StreamAction {
 
 				$other = Profile::staticGet($subs->subscribed);
 
+				if (!$other) {
+					common_log_db_error($subs, 'SELECT', __FILE__);
+					continue;
+				}
+				
 				common_element_start('li');
 				common_element_start('a', array('title' => ($other->fullname) ?
 												$other->fullname :
diff --git a/actions/userauthorization.php b/actions/userauthorization.php
index 735bcb6b5a..680f55094c 100644
--- a/actions/userauthorization.php
+++ b/actions/userauthorization.php
@@ -154,6 +154,11 @@ class UserauthorizationAction extends Action {
 				$params['omb_version'] = OMB_VERSION_01;
 				$user = User::staticGet('uri', $req->get_parameter('omb_listener'));
 				$profile = $user->getProfile();
+				if (!$profile) {
+					common_log_db_error($user, 'SELECT', __FILE__);
+					$this->server_error(_('User without matching profile'));
+					return;
+				}
 				$params['omb_listener_nickname'] = $user->nickname;
 				$params['omb_listener_profile'] = common_local_url('showstream',
 																   array('nickname' => $user->nickname));
diff --git a/actions/userrss.php b/actions/userrss.php
index 2ae45dc9cd..e608519157 100644
--- a/actions/userrss.php
+++ b/actions/userrss.php
@@ -74,6 +74,11 @@ class UserrssAction extends Rss10Action {
 	function get_image() {
 		$user = $this->user;
 		$profile = $user->getProfile();
+		if (!$profile) {
+			common_log_db_error($user, 'SELECT', __FILE__);
+			$this->server_error(_('User without matching profile'));
+			return NULL;
+		}
 		$avatar = $profile->getAvatar(AVATAR_PROFILE_SIZE);
 		return ($avatar) ? $avatar->url : NULL;
 	}