Index: mod1/class.tx_phpunit_module1.php
===================================================================
--- mod1/class.tx_phpunit_module1.php	(revision 26256)
+++ mod1/class.tx_phpunit_module1.php	(working copy)
@@ -110,9 +110,8 @@
 			echo $this->doc->startPage($this->getLL('title'));
 			echo $this->doc->section('', $this->doc->funcMenu(PHPUnit_Runner_Version::getVersionString(), t3lib_BEfunc::getFuncMenu($this->id, 'SET[function]', $this->MOD_SETTINGS['function'], $this->MOD_MENU['function'])));
 
-			// disables output buffering so the result of each test is visible
-			// immediately
-			ob_end_flush();
+			// disables output buffering so the result of each test is visible immediately
+			t3lib_div::flushOutputBuffers();
 
 				// Render content:
 			switch ($this->MOD_SETTINGS['function']) {