diff --git a/miku/plugins/id.lua b/miku/plugins/id.lua
index 8a6262c..2186a06 100644
--- a/miku/plugins/id.lua
+++ b/miku/plugins/id.lua
@@ -28,9 +28,9 @@ function id:user_print_name(user) -- Yes, copied from stats plugin
 
   local text = ''
   if user.first_name then
-    text = user.last_name..' '
+    text = user.first_name..' '
   end
-  if user.lastname then
+  if user.last_name then
     text = text..user.last_name
   end
 
diff --git a/miku/plugins/post_photo.lua b/miku/plugins/post_photo.lua
index 90c9623..ca442fd 100644
--- a/miku/plugins/post_photo.lua
+++ b/miku/plugins/post_photo.lua
@@ -17,7 +17,7 @@ function post_photo:pre_process(msg, config)
   local file_size = msg.document.file_size
   if file_size > 19922944 then
 	print('File is over 20 MB - can\'t download :(')
-	return
+	return msg
   end
   
   utilities.send_typing(msg.chat.id, 'upload_photo')
diff --git a/miku/utilities.lua b/miku/utilities.lua
index ed99a7c..5898648 100644
--- a/miku/utilities.lua
+++ b/miku/utilities.lua
@@ -948,22 +948,28 @@ function get_cached_file(url, file_name, receiver, chat_action)
   local header, code = get_http_header(url)
 
   -- file size limit is 50 MB
-  if header["Content-Length"] then
-    if tonumber(header["Content-Length"]) > 52420000 then
-	  print('file is too large, won\'t send!')
-	  return nil
+  if header then
+
+    if header["Content-Length"] then
+	  if tonumber(header["Content-Length"]) > 52420000 then
+		print('file is too large, won\'t send!')
+		return nil
+	  end
+	elseif header["content-length"] then
+	  if tonumber(header["content-length"]) > 52420000 then
+		print('file is too large, won\'t send!')
+		return nil
+	  end
 	end
-  elseif header["content-length"] then
-	if tonumber(header["content-length"]) > 52420000 then
-	  print('file is too large, won\'t send!')
-	  return nil
-	end
-  end
   
-  if header["last-modified"] then
-    last_modified = header["last-modified"]
-  elseif header["Last-Modified"] then
-    last_modified = header["Last-Modified"]
+	if header["last-modified"] then
+	  last_modified = header["last-modified"]
+	elseif header["Last-Modified"] then
+	  last_modified = header["Last-Modified"]
+	end
+  
+  else
+    last_modified = nil
   end
   
   if not last_modified then