--- a/plugins/muc/muc.lib.lua Mon Nov 09 14:16:39 2015 +0100
+++ b/plugins/muc/muc.lib.lua Tue Nov 17 17:01:25 2015 +0000
@@ -361,7 +361,7 @@
end
local function deconstruct_stanza_id(room, stanza)
local from_jid_possiblybare, to_nick = stanza.attr.from, stanza.attr.to;
- local from_jid, id, to_jid_hash = (base64.decode(stanza.attr.id) or ""):match("^(.+)%z(.*)%z(.+)$");
+ local from_jid, id, to_jid_hash = (base64.decode(stanza.attr.id) or ""):match("^(%Z+)%z(%Z*)%z(.+)$");
local from_nick = room._jid_nick[from_jid];
if not(from_nick) then return; end