My name is James
Welcome to Just Answer
What version of Office are you Running , Is it 2003/2007/2010
What OS do you have installed , XP vista , Windows 7 ?
The version of Office is 2010
Windows 7 home premium is the OS
Was Office installed and Working correctly ?
Please do this
Click Start >In the Search Box , type System Restore
Click the Icon > Then Click Next and Choose a date to Restore , your machine when it was working ,
You wont lose any Data , Let me know James