diff --git a/lam/lib/modules/posixAccount.inc b/lam/lib/modules/posixAccount.inc
index 41a57607..d17afba9 100644
--- a/lam/lib/modules/posixAccount.inc
+++ b/lam/lib/modules/posixAccount.inc
@@ -529,6 +529,9 @@ class posixAccount extends baseModule implements passwordService {
 	public function getManagedAttributes($typeId) {
 		$attrs = parent::getManagedAttributes($typeId);
 		$typeManager = new TypeManager();
+		if (!$typeManager->hasConfig()) {
+			return $attrs;
+		}
 		$modules = $typeManager->getConfiguredType($typeId)->getModules();
 		if ($this->manageCn($modules)) {
 			$attrs[] = 'cn';
diff --git a/lam/lib/types.inc b/lam/lib/types.inc
index 4d85e600..acf068bc 100644
--- a/lam/lib/types.inc
+++ b/lam/lib/types.inc
@@ -393,7 +393,9 @@ class TypeManager {
 	 * @return \LAM\TYPES\ConfiguredType|NULL type
 	 */
 	public function getConfiguredType($typeId) {
-		$configuredTypes = array();
+		if ($this->config == null) {
+			return null;
+		}
 		$activeTypes = $this->config->get_ActiveTypes();
 		if (in_array($typeId, $activeTypes)) {
 			return $this->buildConfiguredType($typeId);
@@ -485,6 +487,15 @@ class TypeManager {
 		return $this->config;
 	}
 
+	/**
+	 * Returns if configuration is loaded.
+	 *
+	 * @return boolean configured
+	 */
+	public function hasConfig() {
+		return !empty($this->config);
+	}
+
 }
 
 ?>
\ No newline at end of file