2 files changed, 4 insertions, 4 deletions
diff --git a/ext/tk/sample/demos-jp/tree.rb b/ext/tk/sample/demos-jp/tree.rb
index 1c779391d4..3f3b18b677 100644
--- a/ext/tk/sample/demos-jp/tree.rb
+++ b/ext/tk/sample/demos-jp/tree.rb
@@ -68,7 +68,7 @@ def populate_tree(tree, node)
   path = tree.get(node, :fullpath)
   tree.delete(tree.children(node))
   Dir.glob("#{path}/*").sort.each{|f|
-    type = File.ftype(f)
+    type = File.ftype(f) rescue nil
     id = tree.insert(node, :end,
                      :text=>File.basename(f), :values=>[f, type]).id
     if type == 'directory'
diff --git a/ext/tk/sample/demos-jp/widget b/ext/tk/sample/demos-jp/widget
index 193c15affd..5f5dfb9d70 100644
--- a/ext/tk/sample/demos-jp/widget
+++ b/ext/tk/sample/demos-jp/widget
@@ -740,7 +740,7 @@ def eval_samplecode(code, file=nil)
       end
     }
   }
-  Tk.update
+  Tk.update rescue nil
 end
 
 # テキスト上での click に対する動作
@@ -750,7 +750,7 @@ def invoke(txt, idx)
 
   cursor = txt.cget('cursor')
   txt.cursor('watch')
-  Tk.update
+  Tk.update rescue nil
   # eval(IO.readlines("#{[$demo_dir, tag[5..-1]].join(File::Separator)}.rb").join, _null_binding)
   # Tk.update
   eval_samplecode(IO.readlines("#{[$demo_dir, tag[5..-1]].join(File::Separator)}.rb").join, tag[5..-1] + '.rb')
@@ -1094,7 +1094,7 @@ if ARGV[0] == '-n'
   no_launcher = true if ARGV.size > 0
 else
   # show the root widget to make it lower then demo windows
-  Tk.update
+  Tk.update rescue nil
 end
 ARGV.each{|cmd|
   if cmd =~ /(.*).rb/