Error Codes are a common problem with MSN Messenger and Windows Live Messenger; here are some ways to solve it.
Step 1: Symptoms
It does not matter what error code you have, this should work with all the error codes.
When you start Messenger, you are unable to sign in, the following message is displayed after the sign in process is interrupted.
“Sorry, we were unable to sign you in to the MSN Messenger at this time. Please try again later.
To let us try and troubleshoot the problem, click the Troubleshoot button.”