Index: t3lib/class.t3lib_tceforms_inline.php
===================================================================
--- t3lib/class.t3lib_tceforms_inline.php	(Revision 7363)
+++ t3lib/class.t3lib_tceforms_inline.php	(Arbeitskopie)
@@ -188,9 +188,13 @@
 			$language = intval($row[$GLOBALS['TCA'][$table]['ctrl']['languageField']]);
 		}
 		$minitems = t3lib_div::intInRange($config['minitems'],0);
-		$maxitems = t3lib_div::intInRange($config['maxitems'],0);
-		if (!$maxitems)	$maxitems=100000;
-
+		if (!isset($config['maxitems'])) {
+			$maxitems = 1;
+		} else {
+			$maxitems = t3lib_div::intInRange($config['maxitems'],0);
+			if (!$maxitems)	$maxitems=100000;
+		}
+		
 			// Register the required number of elements:
 		$this->fObj->requiredElements[$PA['itemFormElName']] = array($minitems,$maxitems,'imgName'=>$table.'_'.$row['uid'].'_'.$field);