Diff

--- a/plugins/muc/mod_muc.lua	Wed May 30 10:58:19 2018 +0200
+++ b/plugins/muc/mod_muc.lua	Wed May 30 21:02:09 2018 +0100
@@ -39,8 +39,11 @@
 local persistent_rooms_storage = module:open_store("persistent");
 local persistent_rooms, err = persistent_rooms_storage:get();
 if not persistent_rooms then
-	module:log("error", "Error loading list of persistent rooms from storage. Reload mod_muc or restart to recover.");
-	assert(not err, err);
+	if err then
+		module:log("error", "Error loading list of persistent rooms from storage. Reload mod_muc or restart to recover.");
+		error("Storage error: "..err);
+	end
+	module:log("debug", "No persistent rooms found in the database");
 	persistent_rooms = {};
 end
 local room_configs = module:open_store("config");