"[Server] Server thread/WARN [FZ-Hammer-init]: Liasonless wrapped packet: FMLProxyPacket"
Server is currently running on 10GBs of RAM and set on the 1.7.10 Modpack on the Technic launcher. Server begins to lag when this error randomly pops up. Couldn't seem to find a cause for it by a player's action. Server doesn't crash or elaborate on the issue. That message is all.