Http requests get "dropped" due to rate control feature of Jetty and as a result resources do not get downloaded which results in half-loaded web pages. I get the following exceptions in logs: 2020-10 ...

2024-04-02 18:18:53,483 [27134796] INFO - org.eclipse.lsp4j.jsonrpc.RemoteEndpoint - Failed to send notification message. org.eclipse.lsp4j.jsonrpc.JsonRpcException ...

The Internal Exception Java.IO.IOException error usually occurs when you launch Minecraft, or when the game is underway. This error can be caused by a number of different things.