Fix for warning message in include\utils\ListViewUtils.php

in include\utils\ListViewUtils.php

change in function decode_html($str)

from if ($_REQUEST['action'] == 'Popup' || _REQUEST['file'] == 'Popup') to if ((isset(_REQUEST['action']) && _REQUEST['action'] == 'Popup') ||(isset(_REQUEST['action']) && $_REQUEST['file'] == 'Popup'))

include/utils/ListViewUtils.php

@@ -674,7 +674,7 @@ function decode_emptyspace_html($str){
function decode_html($str) {
global $default_charset;
// Direct Popup action or Ajax Popup action should be treated the same.
-	if ($_REQUEST['action'] == 'Popup' || $_REQUEST['file'] == 'Popup')
+	if ((isset($_REQUEST['action']) && $_REQUEST['action'] == 'Popup') || (isset($_REQUEST['file']) && $_REQUEST['file'] == 'Popup'))
return html_entity_decode($str);
else
return html_entity_decode($str, ENT_QUOTES, $default_charset);