diff --git a/apps/user_ldap/lib/connection.php b/apps/user_ldap/lib/connection.php
index 1922e7ff1f..bf65d9ad91 100644
--- a/apps/user_ldap/lib/connection.php
+++ b/apps/user_ldap/lib/connection.php
@@ -258,7 +258,7 @@ class Connection {
 		if(empty($this->config['ldapGroupFilter']) && empty($this->config['ldapGroupMemberAssocAttr'])) {
 			\OCP\Util::writeLog('user_ldap', 'No group filter is specified, LDAP group feature will not be used.', \OCP\Util::INFO);
 		}
-		if(!in_array($this->config['ldapUuidAttribute'], array('auto','entryuuid', 'nsuniqueid', 'objectguid'))) {
+		if(!in_array($this->config['ldapUuidAttribute'], array('auto','entryuuid', 'nsuniqueid', 'objectguid')) && (!is_null($this->configID))) {
 			\OCP\Config::setAppValue($this->configID, 'ldap_uuid_attribute', 'auto');
 			\OCP\Util::writeLog('user_ldap', 'Illegal value for the UUID Attribute, reset to autodetect.', \OCP\Util::INFO);
 		}
@@ -357,4 +357,4 @@ class Connection {
 		return true;
 	}
 
-}
\ No newline at end of file
+}