tracker/udp/conn-client.go | 3 ++-

diff --git a/tracker/udp/conn-client.go b/tracker/udp/conn-client.go
index f379d8574630438ed007745b43996908322f9a81..da4d7c06134138426da99f19abff57c73ef646a5 100644
--- a/tracker/udp/conn-client.go
+++ b/tracker/udp/conn-client.go
@@ -42,7 +42,8 @@ 			// TODO: Do bad things to the dispatcher, and incoming calls to the client if we have a
 			// read error.
 			cc.readErr = err
 			if !cc.closed {
-				panic(err)
+				// don't panic, just close the connection, fix https://github.com/anacrolix/torrent/issues/845
+				cc.Close()
 			}
 			break
 		}