Could not get ubi code to work so contacted ubi via their support system.
BenjaminD @Ubisoft Support wrote: 24/05/2018 @ 11:33
Hello X Xxxxxxxxxxxx,
Thank you for reaching Ubisoft Customer Support.
My name is Ben, and I will be assisting you with your case.
I am sorry to know that you have been unable to use a Uplay discount code for your pre-purchase of The Crew 2 Gold Edition.
Please note that these codes cannot be applied to pre-orders/pre-purchases, in-game currency, or newly released titles.
For more information on this matter, please refer to the FAQ below:
https://support.ubi.com/en-GB/Faqs/0000 ... back=en_GB
I understand that this was not the outcome you had hoped for, however, should you have further questions regarding this or any other issue please feel free to contact us. We are always glad to help.
Ubisoft Customer Support
Looks like you were very fortunate to get the code accepted.