This error has multiple solutions, make sure to try them all out before posting on the forums. For the most part, this error only occurs when an antivirus deletes ElluelC.dll
from your MapleStory folder. Ensure that your MapleStory folder has been added as an exclusion to your antivirus.
- Check the website to see if the server is online. If it's not, then wait for it to go online.
- Re-download the client from the main website.
- Download ElluelC.dll from the All-in-One Folder and place it in your MapleStory folder.