Unable to send messages M→XMPP in E2EE DM room

[hanthor]

DEBUG 16:35:33:685 [MatrixEventHandler] Got event (id, type, sender, state_key, roomtype): $XbQjI-XiXbvPSjb5TXVkIxQhhJiDfT7HQPPh5Q5J060 m.room.encrypted @james:rhel.ems-support.element.dev undefined im

DM with XMPP user in Element:

DM with MAtrix user in Swift XMPP client:

[hanthor]

Element Web creates E2EE DMs by default so this is pretty unavoidable

[alphapapa]

See also #338, which is about a similar problem but in non-encrypted rooms.

[Neustradamus]

To follow this important ticket, thanks @hanthor.