Index: typo3/sysext/cms/tslib/class.tslib_content.php
===================================================================
--- typo3/sysext/cms/tslib/class.tslib_content.php	(revision 3978)
+++ typo3/sysext/cms/tslib/class.tslib_content.php	(working copy)
@@ -6798,6 +6798,15 @@
 
 			// Construct WHERE clause:
 		$conf['pidInList'] = trim($this->stdWrap($conf['pidInList'],$conf['pidInList.']));
+
+		// Handle recursive function for the pidInList
+		if (isset($conf['recursive']) && $conf['recursive'] > 0) {
+			foreach (explode(',', $conf['pidInList']) as $value) {
+				$pidList.= $value . ',' . $this->getTreeList($value, $conf['recursive']);
+			}
+			$conf['pidInList'] = trim($pidList, ',');
+		}
+
 		if (!strcmp($conf['pidInList'],''))	{
 			$conf['pidInList'] = 'this';
 		}