Error code 45090 indicating the invalid product key when reinstalling Windows XP.

Original title: Windows XP Activation.

I reinstall Windows XP on my computer. I used exactly the same media that came with the computer. But when, Activation by internet, I got the error message 45090 indicating invalid product key. I have check the product key and enter it again, but the problem still persists.

I tried via the phone (number 1-88) by entering the long number (Installation id) and it tells me that it is a number of invalid product or something like that.

Help!

Hi uagtecos,

You can follow this link completely & check if the problem persists.

You receive an error message after you enter the product key when you try to install Windows XP

Hope the helps of information.

Please post back and we do know.

Tags: Windows

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