Apple iWork glitch: Serial number?

Hey guys, I downloaded the 30day trial for iwork to see how it works. And I liked it so I decided to buy one from a retail store. I just installed it today, and when I try to use pages, numbers or keynote, a screen that says enter your purchased serial number, keeps on popping up! What does this mean? Is this... show more Hey guys, I downloaded the 30day trial for iwork to see how it works.
And I liked it so I decided to buy one from a retail store.
I just installed it today, and when I try to use pages, numbers or keynote, a screen that says
enter your purchased serial number, keeps on popping up!
What does this mean?
Is this a glitch and how can I fix this?
I googled 'iwork serial number', and it says iwork 09 doesn't require serial numbers anymore.

Thanks is advance!
2 answers 2