Sorry if this has been asked before, I'm a newb. Anyways, so I performed a system restore on my computer and now iTunes never works. I uninstalled and re-installed multiple times and every time i open it, it asks me to send an error report. What do I do?

Presuming you're runnng Windows, try checking over here:

http://discussions.apple.com/category.jspa?categoryID=149

Or here:

http://docs.info.apple.com/article.html?artnum=93976

Paul