id	summary	reporter	owner	description	type	status	priority	milestone	component	version	severity	resolution	keywords	cc
1485292	Special characters in username	rosali		"Assume that ""über@über.net"" is a valid and existing user. If I try to login with this user, I a valid login in my MTA logs (hmailserver). RoundCube Login fails with the message ""Session invalid or expired"".

The reason is that RoundCube creates a user in users table with an empty username field.

It is a serious problem for me, because I urgently need support for IDNA domains!

-Roland"	Bugs	closed	5	0.5-beta	PHP backend	0.2-alpha	normal	duplicate