Delete the photo email,
The message that this error refers to is stuck in your outbox (below the account folders in the folder pane). Remove it and any other unsent messages from there; you may have to disconnect from the Internet (e.g. turn off Wi-Fi or unplug the Ethernet cable) before being able to do so. You can simply drag them to the Drafts folder. When the outbox is empty, try sending again.
Windows Live Mail Error ID: 0x8CCC0003
This error occurs when you try to send a photo email without being signed in in Windows Live Mail with a Microsoft Account.