Battle.net connection lost. please try to reconnect

[RedOctober-12562]

This is the open thread on the issues. Also linked to a discord thread where they are collecting information,

Battle Net Reconnection Loop while playing

Hello, I have the problem that since last update after I log into the game it keeps reconnecting to battle.net in the background. My friends are getting pop ups every few seconds that I have come online, battle net related features like friend list, block list, pms, market, shop are either not available (it says connection to battle net lost) or extremly slow. The general gameplay works without any problems. I can do dungeons, play battlegrounds and do my daily stuffs without any issue or disc…