Did you upload the whole software and overwrite what is on your server? This will ensure that all version of the software are on the same version.
Otherwise, if that doesn't help, we would require access to assist:
We would need to look further into this for you, however the access details on file appear to be incorrect or missing. Could you please update these details by visiting your client area, selecting the relevant purchase, then clicking "Review/Update Access Information" under the "Stored Access Information" section.
We look forward to further assisting you.