Some Minecraft users see an error message saying Connection Lost, Internal Exception: java.io.IOException, An existing connection was forcibly closed by the remote ...

I recently installed the ItemsAdder ver. 4.0.1-alpha-test-3 along with Lonelibs and Protocollib 5.3.0 (1.20.5) and all of a sudden it gives me this error message ...

Minecraft Internal Exception errors can be frustrating to get rid of if you do not know what to do. While Minecraft isn't one of the most graphically intensive games, it can still cause problems for ...

Are you getting the frustrating “Internal Exception Java.IO.IOException” error when playing Minecraft? This problem affects a lot of players because it can be ...

When trying to join a friends server through minetogether, it gives me the error stated in the title and in the command box it also says, [Netty Client IO #1/ERROR ...