diff --git a/upload/common.php b/upload/common.php
index 8dc975fe2..2400191f3 100644
--- a/upload/common.php
+++ b/upload/common.php
@@ -501,7 +501,7 @@ class cache_sqlite extends cache_common
 
 	function rm ($name = '')
 	{
-		if($this->prefix . $name)
+		if($name)
 		{
 			$this->db->shard($this->prefix . $name);
 			$result = $this->db->query("DELETE FROM ". $this->cfg['table_name'] ." WHERE cache_name = '". sqlite_escape_string($this->prefix . $name) ."'");
@@ -668,7 +668,7 @@ class sqlite_common extends cache_common
 
     function rm ($name = '')
 	{
-		if($this->prefix . $name)
+		if($name)
 		{
 			$this->db->shard($this->prefix . $name);
 			$result = $this->db->query("DELETE FROM ". $this->cfg['table_name'] ." WHERE cache_name = '". sqlite_escape_string($this->prefix . $name) ."'");
@@ -986,7 +986,7 @@ class cache_file extends cache_common
 	function rm ($name = '')
 	{
 		$clear = false;
-		if($this->prefix . $name)
+		if($name)
 		{
 		    $filename = $this->dir . clean_filename($this->prefix . $name) . '.php';
 			if (file_exists($filename))
diff --git a/upload/config.php b/upload/config.php
index f27513553..9d7912d16 100644
--- a/upload/config.php
+++ b/upload/config.php
@@ -56,8 +56,8 @@ $domain_name = (!empty($_SERVER['SERVER_NAME'])) ? $_SERVER['SERVER_NAME'] : $do
 
 // Increase number of revision after update
 $bb_cfg['tp_version'] = '2.5 Beta';
-$bb_cfg['tp_release_state'] = 'R421';
-$bb_cfg['tp_release_date'] = '23-05-2012';
+$bb_cfg['tp_release_state'] = 'R423';
+$bb_cfg['tp_release_date'] = '27-05-2012';
 
 // Database
 $charset  = 'utf8';