Windows updates failing, codes 666 and 80070070

Hello, I have these two update errors occurring every time I shut down the PC: KB2937610 MS14-046: Description of the security update for the .NET Framework 3.5.1 on Windows 7 Service Pack 1 and Windows Server 2008 R2 Service Pack 1: August 12, 2014 (http://support.microsoft.com/kb/2937610) Error code: 80070070 KB2931365 MS14-026: Description of the security update for the .NET...