Problem fixed. Steps done:
1. Uninstalled any msvc2015 you have on your PC
2. Installed Service Pack 1 for Win7
3. Attempting to install APB for n times, after nth time it finally worked out.
Could you guys please put all screenshots into ONE spoiler tag. It's tiresome to open them all one by one and after some time I don't even want to look at them thanks to that :s