How to develop and run app for office 2013?

Question

I want to develop some app for office 2013. my problem is when i searched for microsoft developer tools office 2013 i find only that link OfficeDevToolsForVS2012 . That link is all over the blogs even on microsoft site msdn.microsoft . The downloaded file run Web Platform API but it tells me that it can't find that product(i don't know how even i get it from microsoft link). So i want to know how to develop app for office using vs2012.

UPDATE**:

I found some exe file called officetools_bundle.exe that installed the required tools but when i run anything even the online samples i get this error

Unable to load one or more of the requested types. Retrieve the LoaderExceptions property for more information.

any help.

Answer 1

This issue is solved not, but i still don't know what's the reason behind it.

All i did is i installed fresh Windows 7 64bit on my machine and then every thing is working like charm.