On the servers of Ubisoft received a lot of complaints, Uplay service is not working correctly, and The Division keeps trying to connect but stalls and shows a MIKE 20170828 error.
Solution for an error does not exist, because a problem with the Ubisoft servers. But when you try to connect to servers you may see the following message:
«Attention: Due to server errors, your characters are currently locked. We apologize for any inconvenience this has caused you. You can force unlock them and revert back to the previous saved data, but some progress may be lost.»
If you did a force unlock, you will be able to continue playing , but some progress may be lost.