diff --git a/Classes/PHPExcel/CachedObjectStorage/SQLite.php b/Classes/PHPExcel/CachedObjectStorage/SQLite.php
index 5a72f6f4..1b0221ee 100644
--- a/Classes/PHPExcel/CachedObjectStorage/SQLite.php
+++ b/Classes/PHPExcel/CachedObjectStorage/SQLite.php
@@ -284,7 +284,6 @@ class PHPExcel_CachedObjectStorage_SQLite extends PHPExcel_CachedObjectStorage_C
 	public function __destruct() {
 		if (!is_null($this->_DBHandle)) {
 			$this->_DBHandle->queryExec('DROP TABLE kvp_'.$this->_TableName);
-			sqlite_close($this->_DBHandle);
 		}
 		$this->_DBHandle = null;
 	}	//	function __destruct()
diff --git a/Examples/06largescale-with-cellcaching.php b/Examples/06largescale-with-cellcaching.php
index e645d0b4..ff6e7b2d 100644
--- a/Examples/06largescale-with-cellcaching.php
+++ b/Examples/06largescale-with-cellcaching.php
@@ -38,7 +38,9 @@ date_default_timezone_set('Europe/London');
 require_once '../Classes/PHPExcel.php';
 
 $cacheMethod = PHPExcel_CachedObjectStorageFactory::cache_in_memory_gzip;
-PHPExcel_Settings::setCacheStorageMethod($cacheMethod);
+if (!PHPExcel_Settings::setCacheStorageMethod($cacheMethod)) {
+	die($cacheMethod . " caching method is not available" . EOL);
+}
 echo date('H:i:s') , " Enable Cell Caching using " , $cacheMethod , " method" , EOL;