This error often appears when you try to install Microsoft Security essentials in your system. The error code occurs mainly because of another windows installer running in the background. In such a case, follow the instructions given below here:
Fix MSN Mail Error Code 3219 or 0x8de00005
MSN Mail Error Code 3219 or 0x8de00005 generally appears when you try to send email from your MSN email account. This error code indicates that your MSN Mail is unable to connect to the Hotmail, Outlook, or MSN servers. To fix this error code, check out the steps given below.
By using these steps, you can easily resolve your problem.