changed isset() to array_key_exists() in values_parsing() conditional of XML-RPC class to allow for array keys set with NULL values
diff --git a/system/libraries/Xmlrpc.php b/system/libraries/Xmlrpc.php
index fe5562f..5a82391 100644
--- a/system/libraries/Xmlrpc.php
+++ b/system/libraries/Xmlrpc.php
@@ -229,7 +229,7 @@
function values_parsing($value, $return = FALSE)
{
- if (is_array($value) && isset($value['0']))
+ if (is_array($value) && array_key_exists(0, $value))
{
if ( ! isset($value['1']) OR (! isset($this->xmlrpcTypes[$value['1']])))
{