--- ext_localconf.php	2011-03-04 14:31:20.000000000 +0100
+++ ext_localconf.php	2011-03-04 14:36:06.000000000 +0100
@@ -44,11 +44,16 @@
 
 
 // caching framework configuration
-$GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['tt_news_cache']['backend'] = 't3lib_cache_backend_DbBackend';
-$GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['tt_news_cache']['options'] = array(
-	'cacheTable' => 'tt_news_cache',
-	'tagsTable' => 'tt_news_cache_tags'
-);
+if (!is_array($GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['tt_news_cache'])) {
+	$GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['tt_news_cache'] = array(
+		'frontend' => 't3lib_cache_frontend_StringFrontend',
+		'backend' => 't3lib_cache_backend_DbBackend',
+		'options' => array(
+			'cacheTable' => 'tt_news_cache',
+			'tagsTable' => 'tt_news_cache_tags'
+		)
+	);
+}
 
 // register news cache table for "clear all caches"
 if ($confArr['cachingMode']=='normal') {
--- ext_tables.php	2011-03-04 14:36:25.000000000 +0100
+++ ext_tables.php	2011-03-04 18:27:12.000000000 +0100
@@ -267,6 +267,18 @@
 		// add folder icon
 	$ICON_TYPES['news'] = array('icon' => t3lib_extMgm::extRelPath($_EXTKEY).'res/gfx/ext_icon_ttnews_folder.gif');
 
+	if (TYPO3_UseCachingFramework) {
+		// register the cache in BE so it will be cleared with "clear all caches"
+		try {
+			$GLOBALS['typo3CacheFactory']->create(
+				'tt_news_cache',
+				$GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['tt_news_cache']['frontend'],
+				$GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['tt_news_cache']['backend'],
+				$GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['tt_news_cache']['options']);
+		} catch (t3lib_cache_exception_DuplicateIdentifier $e) {
+			// do nothing, a tt_news_cache cache already exists
+		}
+	}
 }
 
 	// register HTML template for the tt_news BackEnd Module
--- lib/class.tx_ttnews_cache.php	2011-03-04 14:33:24.000000000 +0100
+++ lib/class.tx_ttnews_cache.php	2011-03-04 14:34:04.000000000 +0100
@@ -85,7 +85,7 @@
 		try {
 			$GLOBALS['typo3CacheFactory']->create(
 				'tt_news_cache',
-				't3lib_cache_frontend_StringFrontend',
+				$GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['tt_news_cache']['frontend'],
 				$GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['tt_news_cache']['backend'],
 				$GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations']['tt_news_cache']['options']);
 		} catch (t3lib_cache_exception_DuplicateIdentifier $e) {