Index: typo3/backend.php
===================================================================
--- typo3/backend.php	(revision 8192)
+++ typo3/backend.php	(working copy)
@@ -291,9 +291,11 @@
 	protected function renderToolbar() {
 
 			// move search to last position
-		$search = $this->toolbarItems['backendSearch'];
-		unset($this->toolbarItems['backendSearch']);
-		$this->toolbarItems['backendSearch'] = $search;
+		if (isset($this->toolbarItems['backendSearch'])) {
+			$search = $this->toolbarItems['backendSearch'];
+			unset($this->toolbarItems['backendSearch']);
+			$this->toolbarItems['backendSearch'] = $search;
+		}
 
 		$toolbar = '<ul id="typo3-toolbar">';
 		$toolbar.= '<li>'.$this->getLoggedInUserLabel().'</li>
Index: typo3/classes/class.backendsearchmenu.php
===================================================================
--- typo3/classes/class.backendsearchmenu.php	(revision 8192)
+++ typo3/classes/class.backendsearchmenu.php	(working copy)
@@ -54,13 +54,24 @@
 	}
 
 	/**
-	 * checks whether the user has access to this toolbar item
+	 * Checks whether the user has access to this toolbar item
 	 *
 	 * @return  boolean  true if user has access, false if not
 	 */
 	public function checkAccess() {
-			// Backendsearch module is enabled for everybody
-		return true;
+		$access = FALSE;
+
+		$tsConfig = $GLOBALS['BE_USER']->getTSConfigVal('options.enableBackendSearch');
+		if (!isset($tsConfig) || $tsConfig == 1) {
+			$access = TRUE;
+		}
+
+			// check if user has access to list module
+		if ($access && !$GLOBALS['BE_USER']->check('modules','web_list')) {
+				$access = FALSE;
+		}
+
+		return $access;
 	}
 
 	/**