From 069311c47f8234d608ec256a7073fef6da1d37cd Mon Sep 17 00:00:00 2001
From: Olaoluwa Osuntokun <laolu32@gmail.com>
Date: Mon, 12 Mar 2018 18:53:21 -0700
Subject: [PATCH] htlcswitch: log dangling circuits in unable to create new
 commitment

---
 htlcswitch/link.go | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/htlcswitch/link.go b/htlcswitch/link.go
index 7193ac20..b7e8bbdc 100644
--- a/htlcswitch/link.go
+++ b/htlcswitch/link.go
@@ -1439,8 +1439,10 @@ func (l *channelLink) updateCommitTx() error {
 
 	theirCommitSig, htlcSigs, err := l.channel.SignNextCommitment()
 	if err == lnwallet.ErrNoWindow {
-		log.Tracef("revocation window exhausted, unable to send %v",
-			l.batchCounter)
+		l.tracef("revocation window exhausted, unable to send: %v, "+
+			"dangling_opens=%v, dangling_closes%v",
+			l.batchCounter, spew.Sdump(l.openedCircuits),
+			spew.Sdump(l.closedCircuits))
 		return nil
 	} else if err != nil {
 		return err