There was a call to $this->input->_remove_invisible_characters($str); It should have been: $this->input->CI->_remove_invisible_characters($str);
diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php
index 9d91932..98c9932 100644
--- a/system/database/drivers/oci8/oci8_driver.php
+++ b/system/database/drivers/oci8/oci8_driver.php
@@ -366,7 +366,7 @@
*/
function escape_str($str)
{
- return $this->input->_remove_invisible_characters($str);
+ return $this->input->CI->_remove_invisible_characters($str);
}
// --------------------------------------------------------------------