How do I re-install the sims 3 and EPs with the disks after I uninstalled them?

I already used the product codes obviously.. but it is telling me to activate it again but when I do the error message comes up saying the product cod

I already used the product codes obviously.. but it is telling me to activate it again but when I do the error message comes up saying the product code has already been used. Well yes it has... by me! Do I have to download it all online instead :( need a way to re-install with the disks please!

or:I already used the product codes obviously.. but it is telling me to activate it again but when I do the error message comes up saying the product code has already been used. Well yes it has... by me! Do I have to download it all online instead :( need a way to re-install with the disks please!

Tags:error,disk,code,install,