explorer.exe "This file does not have a program associated with it"

My Drive C:\ won't open upon double click on it. Prompted an error "This file does not have a program associated with it for performing this action. Please install a program or, if once is already installed, create an association in the Default Programs in control panel." It appears that...

...with it for performing this action please install a program or, if one is already installed, create an association in the Default Programs control panel." When i try to open my Downloads folder i get the message and the icon next to Downloads is a white icon its not a folder. Can someone help...

Today I started my computer and when I reached the desktop this little message popped up: File name warning. There is a file or folder on your computer called "C:\Program" which could cause certain applications to not function correctly. Renaming it to "C:\Program1" would solve this problem. Would...

In the last 2 hours, I've gotten 2 messages like this: http://gyazo.com/bbf579842e1699e0d0514190fe7fce14.png One was for Google Chrome, one was for MSI Afterburner. These are both programs I have installed on both of my hard drives, so one hard drive is not the problem. The directories they...

Recently, for the umpteenth time, I tried the Windows DVD Maker and it actually worked! However, on the next attempt I get: "The program cannot access the file because it is being used by another program" I am burning a dvd-rw with several files, but I am not told which one is being...