diff --git a/system/libraries/Xmlrpc.php b/system/libraries/Xmlrpc.php
index 39e4dd3..c23504d 100644
--- a/system/libraries/Xmlrpc.php
+++ b/system/libraries/Xmlrpc.php
@@ -1181,7 +1181,7 @@
 		$data = implode("\r\n", $lines);
 
 		// Parse XML data
-		if ( ! xml_parse($parser, $data, count($data)))
+		if ( ! xml_parse($parser, $data, TRUE))
 		{
 			$errstr = sprintf('XML error: %s at line %d',
 						xml_error_string(xml_get_error_code($parser)),
diff --git a/user_guide_src/source/changelog.rst b/user_guide_src/source/changelog.rst
index 37291e1..95af9c0 100644
--- a/user_guide_src/source/changelog.rst
+++ b/user_guide_src/source/changelog.rst
@@ -22,6 +22,7 @@
 -  Fixed a bug where :doc:`Form Validation Library <libraries/form_validation>`, :doc:`Email Library <libraries/email>` tried to use ``INTL_IDNA_VARIANT_UTS46`` when it was undeclared.
 -  Fixed a bug where :doc:`Query Builder <database/query_builder>` methods ``where()``, ``having()`` treated values passed to them as arbitrary SQL.
 -  Fixed a bug (#5423) - :doc:`Database Library <database/index>` method ``insert_id()`` failed due to incorrect server version parsing with the 'postgre' driver.
+-  Fixed a bug (#5425) - :doc:`XML-RPC Library <libraries/xmlrpc>` produced an error message related to ``count()`` on PHP 7.2.
 
 Version 3.1.7
 =============