Handle the reverse case of servers screwing up :

irc/connection.go

@@ -222,9 +222,13 @@ func (conn *Conn) recv() {
 		if len(args) > 1 {
 			line.Args = args[1:len(args)]
 			// some servers (Gamesurge) don't use : properly
+			// so duplicate Args[0] into Text
 			if line.Text == "" {
 				line.Text = args[len(args)-1]
 			}
+		} else {
+			// now duplicate Text into Args[0] if no args
+			line.Args = []string{line.Text}
 		}
 		conn.in <- line
 	}

irc/handlers.go

@@ -186,12 +186,15 @@ func (conn *Conn) setupEvents() {
 
 	// Handle PARTs from channels to maintain state
 	conn.AddHandler("PART", func(conn *Conn, line *Line) {
-		ch := conn.GetChannel(line.Args[0])
+		var ch *Channel
+		if len(line.Args) > 0 {
+			ch = conn.GetChannel(line.Args[0])
+		}
 		n := conn.GetNick(line.Nick)
 		if ch != nil && n != nil {
 			ch.DelNick(n)
 		} else {
-			conn.error("irc.PART(): buh? PART of channel %s by nick %s", line.Args[0], line.Nick)
+			conn.error("irc.PART(): buh? %s", line.Raw)
 		}
 	})