gbb0330 :
open the document with notepad. click on edit -> find
look for keywords like
error
fail
not found
sfc /scannow found some something that wasnt right, we are trying to find out what. its in the logs.
also go ahead and review the windows system logs. under control panel -> administrative tools -> event viewer. open the system log, click on filter current log and select critical, error and warning.
There were several places where it said variations of this
2015-05-15 01:33:30, Info CBS Failed to internally open package. [HRESULT = 0x800f0805 - CBS_E_INVALID_PACKAGE]
2015-05-15 01:33:30, Info CBS Session: 30445264_2903877907 initialized by client WindowsUpdateAgent.