Paper/nms-patches/NetworkManager.patch

--- a/net/minecraft/server/NetworkManager.java
+++ b/net/minecraft/server/NetworkManager.java
@@ -114,7 +114,7 @@
     protected void a(ChannelHandlerContext channelhandlercontext, Packet<?> packet) throws Exception {
         if (this.channel.isOpen()) {
             try {
-                packet.a(this.m);
+                ((Packet) packet).a(this.m); // CraftBukkit - decompile error
             } catch (CancelledPacketHandleException cancelledpackethandleexception) {
                 ;
             }
@@ -236,7 +236,7 @@
 
     public void close(IChatBaseComponent ichatbasecomponent) {
         if (this.channel.isOpen()) {
-            this.channel.close().awaitUninterruptibly();
+            this.channel.close(); // We can't wait as this may be called from an event loop.
             this.n = ichatbasecomponent;
         }
 
@@ -306,14 +306,14 @@
                 if (this.j() != null) {
                     this.i().a(this.j());
                 } else if (this.i() != null) {
-                    this.i().a(new ChatMessage("multiplayer.disconnect.banned", new Object[0]));
+                    this.i().a(new ChatMessage("multiplayer.disconnect.generic", new Object[0]));
                 }
             }
 
         }
     }
 
-    protected void channelRead0(ChannelHandlerContext channelhandlercontext, Object object) throws Exception {
+    protected void channelRead0(ChannelHandlerContext channelhandlercontext, Packet object) throws Exception { // CraftBukkit - fix decompile error
         this.a(channelhandlercontext, (Packet) object);
     }