Ok, I just fixed this a couple of days ago. (I am posting the solution for others who get the error). All that I had to do was enable windows event logger, and everything started working again! Thank you Edwin and caperjack for trying to help me!
Okay after running the powershell thing, I restarted my computer and opened the windows store. For the first time in months I got the green loading screen. Directly after it showed me the error again. I think that you are close to the problem though.
Anytime I try pasting it into the reply box the window stops responding because it is 14 mb. So I uploaded it to Google Drive: https://drive.google.com/file/d/0B4gfP896hjuzSXVWb1RwMlNGRFE/view?usp=sharing
I have had this issue for several months now, all of the solutions on this forum and other website have not worked for me, if anybody can help me with this issue it would be appreciated!
So basically, whenever i try to open the windows store (and most other windows 8 apps) it says it can't...