diff --git a/adm/admin.head.php b/adm/admin.head.php
index 13d1251dee..0f91ddbd1e 100644
--- a/adm/admin.head.php
+++ b/adm/admin.head.php
@@ -130,7 +130,7 @@ function imageview(id, w, h)
             foreach($amenu as $key=>$value) {
                 $href1 = $href2 = '';
 
-                if ($menu['menu'.$key][0][2]) {
+                if (isset($menu['menu'.$key][0][2]) && $menu['menu'.$key][0][2]) {
                     $href1 = '<a href="'.$menu['menu'.$key][0][2].'" class="gnb_1da">';
                     $href2 = '</a>';
                 } else {
diff --git a/adm/view.php b/adm/view.php
index 58db281e88..937318e165 100644
--- a/adm/view.php
+++ b/adm/view.php
@@ -11,7 +11,7 @@
 if( ! $is_admin ){
 	$sql = " select count(*) as cnt from {$g5['auth_table']} where mb_id = '{$member['mb_id']}' ";
 	$row = sql_fetch($sql);
-	if ( ! $row['cnt']) {
+	if (! (isset($row['cnt']) && $row['cnt'])) {
 		return;
 	}
 }
diff --git a/bbs/new_delete.php b/bbs/new_delete.php
index faff90f421..0cf1d425c6 100644
--- a/bbs/new_delete.php
+++ b/bbs/new_delete.php
@@ -53,9 +53,17 @@
                 // 업로드된 파일이 있다면 파일삭제
                 $sql2 = " select * from {$g5['board_file_table']} where bo_table = '$bo_table' and wr_id = '{$row['wr_id']}' ";
                 $result2 = sql_query($sql2);
-                while ($row2 = sql_fetch_array($result2))
-                    @unlink(G5_DATA_PATH.'/file/'.$bo_table.'/'.$row2['bf_file']);
-
+                while ($row2 = sql_fetch_array($result2)){
+
+                    $delete_file = run_replace('delete_file_path', G5_DATA_PATH.'/file/'.$bo_table.'/'.str_replace('../', '', $row2['bf_file']), $row2);
+                    if( file_exists($delete_file) ){
+                        @unlink(G5_DATA_PATH.'/file/'.$bo_table.'/'.$row2['bf_file']);
+                    }
+                    // 이미지파일이면 썸네일삭제
+                    if(preg_match("/\.({$config['cf_image_extension']})$/i", $row2['bf_file'])) {
+                        delete_board_thumbnail($bo_table, $row2['bf_file']);
+                    }
+                }
                 // 파일테이블 행 삭제
                 sql_query(" delete from {$g5['board_file_table']} where bo_table = '$bo_table' and wr_id = '{$row['wr_id']}' ");
 
@@ -63,9 +71,9 @@
             }
             else
             {
-                // 코멘트 포인트 삭제
-                if (!delete_point($row['mb_id'], $bo_table, $row['wr_id'], '코멘트'))
-                    insert_point($row['mb_id'], $board['bo_comment_point'] * (-1), "{$board['bo_subject']} {$write['wr_id']}-{$row['wr_id']} 코멘트삭제");
+                // 댓글 포인트 삭제
+                if (!delete_point($row['mb_id'], $bo_table, $row['wr_id'], '댓글'))
+                    insert_point($row['mb_id'], $board['bo_comment_point'] * (-1), "{$board['bo_subject']} {$write['wr_id']}-{$row['wr_id']} 댓글삭제");
 
                 $count_comment++;
             }
@@ -120,8 +128,8 @@
         $comment_reply = substr($write['wr_comment_reply'], 0, $len);
 
         // 코멘트 삭제
-        if (!delete_point($write['mb_id'], $bo_table, $comment_id, '코멘트')) {
-            insert_point($write['mb_id'], $board['bo_comment_point'] * (-1), "{$board['bo_subject']} {$write['wr_parent']}-{$comment_id} 코멘트삭제");
+        if (!delete_point($write['mb_id'], $bo_table, $comment_id, '댓글')) {
+            insert_point($write['mb_id'], $board['bo_comment_point'] * (-1), "{$board['bo_subject']} {$write['wr_parent']}-{$comment_id} 댓글삭제");
         }
 
         // 코멘트 삭제
diff --git a/lib/thumbnail.lib.php b/lib/thumbnail.lib.php
index 51ab514533..f983100ff9 100644
--- a/lib/thumbnail.lib.php
+++ b/lib/thumbnail.lib.php
@@ -227,7 +227,7 @@ function thumbnail($filename, $source_path, $target_path, $thumb_width, $thumb_h
         return;
 
     $size = @getimagesize($source_file);
-    if($size[2] < 1 || $size[2] > 3) // gif, jpg, png 에 대해서만 적용
+    if(!isset($size[2]) || $size[2] < 1 || $size[2] > 3) // gif, jpg, png 에 대해서만 적용
         return;
 
     if (!is_dir($target_path)) {