# HG changeset patch
# User Kim Alvefur <zash@zash.se>
# Date 1562880421 -7200
# Node ID ee85cea08127ba8253019a29fe04bdcf29755239
# Parent  5f58a81c7dcc4472821126679fb7c4601fd5e313
mod_mam: Log query failure reason

The storage engine will usually make a lot of noise for serious errors,
but not always.

diff -r 5f58a81c7dcc -r ee85cea08127 plugins/mod_mam/mod_mam.lua
--- a/plugins/mod_mam/mod_mam.lua	Thu Jul 11 23:31:51 2019 +0200
+++ b/plugins/mod_mam/mod_mam.lua	Thu Jul 11 23:27:01 2019 +0200
@@ -143,6 +143,7 @@
 	});
 
 	if not data then
+		module:log("debug", "Archive query id=%s failed: %s", qid or stanza.attr.id, err);
 		if err == "item-not-found" then
 			origin.send(st.error_reply(stanza, "modify", "item-not-found"));
 		else