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-rw-r--r--system/libraries/Session/Session_driver.php2
1 files changed, 1 insertions, 1 deletions
diff --git a/system/libraries/Session/Session_driver.php b/system/libraries/Session/Session_driver.php
index b1b1b073e..ec4b76841 100644
--- a/system/libraries/Session/Session_driver.php
+++ b/system/libraries/Session/Session_driver.php
@@ -153,7 +153,7 @@ abstract class CI_Session_driver {
return setcookie(
$this->_config['cookie_name'],
- NULL,
+ '',
array(
'expires' => 1,
'path' => $this->_config['cookie_path'],