i have an error box that comes up when i open . it says decompression error, dictionary could not load, help

Question

i evidently hit a wrong key when i started because i also have a "common file folder" coming up that i can't get rid of either. i need help.

Answer 1

if its a program you can't start up then uninstall it restart pc, then reinstall the program.

do you have antivirus software?
do you run spyware scans?

free home edition antivirus. Avast
http://www.avast.com/eng/download-avast-home.html

free home edition spyware remover. Adaware http://www.lavasoftusa.com/software/adaware/