diff --git a/upload/source/class/class_chinese.php b/upload/source/class/class_chinese.php
index 147e46cb539bf8bf2f4ece06d4f92fe03ddaffb4..586bb162512142545fbfafad74f3f897fef56201 100644
--- a/upload/source/class/class_chinese.php
+++ b/upload/source/class/class_chinese.php
@@ -71,6 +71,9 @@ class Chinese {
 		} elseif($this->config['SourceLang'] == 'BIG5' || $this->config['TargetLang'] == 'BIG5') {
 			$this->table = CODETABLE_DIR.$this->config['BIG5toUnicode_table'];
 		}
+		if(!$this->table) {
+			return;
+		}
 		$fp = fopen($this->table, 'rb');
 		$tabletmp = fread($fp, filesize($this->table));
 		for($i = 0; $i < strlen($tabletmp); $i += 4) {
diff --git a/upload/source/include/misc/misc_stat.php b/upload/source/include/misc/misc_stat.php
index d4f2d4edb69b51a2df03aa26dd1989976e098fed..03e39a59dec5244d46656f4fd861db5f4ce5f79e 100644
--- a/upload/source/include/misc/misc_stat.php
+++ b/upload/source/include/misc/misc_stat.php
@@ -92,7 +92,7 @@ if (!empty($_GET['xml'])) {
 	$xml .= "</xaxis><graphs>";
 	$count = 0;
 	foreach ($graph as $key => $value) {
-		$xml .= "<graph gid='$count' title='" . diconv(lang('spacecp', "do_stat_$key"), CHARSET, 'utf8') . "'>";
+		$xml .= "<graph gid='$count' title='" . diconv(lang('spacecp', "do_stat_$key"), CHARSET, 'utf-8') . "'>";
 		$xml .= $value;
 		$xml .= '</graph>';
 		$count++;