Group chats no longer use Marmot Protocol, therefore needed to be reset. A necessary evil. AFAIK it is the last time this will happen. New Vector communities can now scale infinitely, have public Invite links, sync cross-device, and have full channels and roles (though the UI doesn’t show them yet...

Found it on github "Important Note: Group Chats have been reset in the transition from Marmot to Concord Protocol; if you need to backup any data from Marmot Group Chats, please do so before upgrading to v0.4.0."

We are transitioning from Marmot to Concord Protocol, a new encrypted community protocol designed specifically for Vector with massive benefits, one of the downsides was having to wipe all previous Marmot-based groups. This will be the last “wipe” we ever do, Concord will evolve with Vector bea...