Unsupported alpha on rpi2 after update by using the osmc settings

[DBMandrake]

It looks like you haven’t updated for a long time - since before May 27th in fact. This thread will explain your situation:

In OSMC Settings - "RC3" now "unsupported Alpha"?

Hi there! I’m a little bit confused about the following issue: Last time I opened “OSMC Settings” it says it’s the RELEASE CANDIDATE 3! Today I did an update and now it shows me that it is an “UNSUPPORTED ALPHA” which can’t be updated! I’m quite sure I have installed an RC Image, which one I don’t know Ok, can I “repair” it , reinstalling the “.??..-osmc-Addon” or a complete new and fresh install? And if there is no way else than the new insatllation, can i use the backup and resto…