After further investigation, due to Canadian Bill C-10, digital economy businesses, including Nexon, are now being taxed for HST.
I understand that this is out of your control but we need notice for this Nexon...
I think this change should be cancelled, the fury totem/Kishin is almost essential at training past level 200. Nerfing it will cause a serious detriment to anyone who isn't using a Frenzy totem. This change will only benefit anyone who has Frenzy To…
So from what I'm gathering at this current moment in time is that bots are fluxing through channels, basically causing a DDoS attack on channels. There's nothing that can be done until the bots go away.
After a couple of restarts I managed to fix it.
Try referring to this thread: http://forums.maplestory.nexon.net/discussion/21466/possible-solutions-maplestory-not-launching#latest
I appear to be having the same issue, I'm on the steam version, logged in earlier but had to restart for a windows 10 update, now it won't load and stops responding...
My Integrity of game cache was verified also.
Can confirm this is happening, made a new Kanna on Scania for a Kishin mule for my main account, stood there for a few minutes and immediately got booted because it thought I was using an external hacking program, which I wasn't.