Having a Windows Messenger Error Code 80072f19 pop up does happen.
"We can't sign you in to Windows Live Messenger as your contact list is not available right now. Please try again later. Error code: 80072f19"
Fortunately it is a known issue and there are some easy tips to helping you solve the Messenger problem. Read our article on Windows Error Code 80072f19 and take care of it today.