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-rw-r--r--system/database/DB_query_builder.php2
1 files changed, 1 insertions, 1 deletions
diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php
index 3ed556212..5d0a2ae2c 100644
--- a/system/database/DB_query_builder.php
+++ b/system/database/DB_query_builder.php
@@ -547,7 +547,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
{
if ($key === NULL OR $values === NULL)
{
- return;
+ return $this;
}
$type = $this->_group_get_type($type);