Internal Exception: java.net.SocketException: Connection reset

Please follow this article to help the Aternos team and your ISP identify the problem: https://support.aternos.org/hc/en-us/articles/360027235671

Please read the article carefully and don't skip any steps, questions or suggestions.

Following this article will not instantly fix your problem. It only helps to find the root cause which can then be fixed by the network provider

Please do not post this sensitive info here. The article clearly mentions that you need to create a ticket here.

to fix the Internal Exception: java.net.SocketException: Connection Reset Issue in Minecraft is reducing the Render distance. To do so,

• Firstly, launch Minecraft, and you need to join the single-player map.
• Then click on the Esc key on your keyboard and select the Options.
• And select Video Settings, then Reduce the Render distance to 8 or lower.
• Further, set the Graphics option to Fast and disable the Smooth lighting option.
• Finally, relaunch Minecraft and check the error disappeared or not.