Resolve "Windows Live error" when syncing Windows Live email, calendar, or contacts to Windows Phone

When you try to sync your Windows Live email, calendar, or contacts to your Windows Phone you receive an error message:

Windows Live error Not updated We're having a problem synchronizing with m.hotmail.com Last tried [xx] seconds ago Error code: [number]

Fix:

There are several possible issues and errors that may occur. Here's a list of error code numbers. Click the number you received to find a solution:

86000108

86000206

85010004

800C0069

8004010F

85010017

80072EE2

85010001

After you complete one of the error code solutions, try to sync your phone again.

Then, re-enter your Windows Live username and password information. To do this:

1. On your phone, go to Start, flick left to the App list, tap Settings
   
   , and then tap Email+accounts.
2. Tap Windows Live and re-enter your username and password information.
3. Tap Done 
   
   . The phone will sync with Windows Live.

Author: http://support.microsoft.com/kb/2464629