fixed when $filename is an array with a different count than 1.

1 files changed, 6 insertions, 1 deletions

diff --git a/system/helpers/download_helper.php b/system/helpers/download_helper.php
index eb714c1ff..43c3924a3 100644
--- a/system/helpers/download_helper.php
+++ b/system/helpers/download_helper.php
@@ -70,8 +70,13 @@ if ( ! function_exists('force_download'))
 		elseif ($data === NULL)
 		{
 			// Is $filename an array as ['local source path' => 'destination filename']?
-			if (is_array($filename) && count($filename) == 1)
+			if (is_array($filename))
 			{
+				if (count($filename) != 1)
+				{
+					return;
+				}
+
 				$filepath = key($filename);
 				$filename = current($filename);