Sounds like you may have a few corrupted sectors on the harddrive or if during installation a few steps were skipped. I'm not sure if I remember reading about something like this in google news but...

If the recycle bin software is currupted then try the following. Open my computer from the desktop.
Then at the top of the window you will notice a wide bar like the address bar in a webpage. Select...

The quote above from the forum link you provided shows where things went wrong. This is a problem where it may be impossible to fix depending on what you changed.
So first log into your admin...