My emails are not getting Moved or Copied to my Choice of Folder in Windows live mail

I have successfuly Imported my Emails and folders from Outlook Express to windows live mail and till some time back ,I was able to move or Copy mails in my Inbox to the folder of my choice , but now its not happening . If i Try to move any mail from Inbox it disappears from Inbox ,but does not show in the folder in which i tried to move it .