Tried loading the save, got error and it told to contact support:
Spoiler: Debug log
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Downloading save file
--------------- 26.11.2014 | 8:37:37 ---------------
System.Net.WebException: The remote server returned an error: (500) Internal Server Error.
at System.Net.HttpWebRequest.GetResponse()
at GmrClient.Classes.DiplomacyClient.WebApiGetLatestS aveFileStream(Int32 gameId, Stream& fileStream)
at GmrClient.Classes.DiplomacyClient.GetLatestSaveFil eStream(Int32 gameId, Stream& fileStream)
at GmrClient.Models.GameModel.DownloadSaveFile(Boolea n showProgress)
Downloading save file
EDIT: Then realised my error, and am glad it did not work. It would have been a save from 2 months back. Carry on. Sorry.