We are currently aware of the issues players are facing when attempting to sign in via the Nexon Launcher. Our platform team is currently looking into the issue and hoping to provide a solution as soon as possible!
We will update you via this article when a fix has been applied. However, at this time, we do not have an ETA of when the error will be resolved. We do ask for your patience during this process, but assure you we will work swiftly for your convenience!
Update: As of 11:20am PST, we have resolved the issue allowing players to sign in using the Nexon Launcher. Thank you for your patience and hope you all have a great weekend!