diff --git a/envs/monkey_zoo/blackbox/log_handlers/monkey_logs_downloader.py b/envs/monkey_zoo/blackbox/log_handlers/monkey_logs_downloader.py
index 26ff851ed..31f87c309 100644
--- a/envs/monkey_zoo/blackbox/log_handlers/monkey_logs_downloader.py
+++ b/envs/monkey_zoo/blackbox/log_handlers/monkey_logs_downloader.py
@@ -50,6 +50,7 @@ class MonkeyLogsDownloader(object):
         try:
             machine_ip = machines[agent.machine_id].network_interfaces[0].ip
         except IndexError:
+            LOGGER.error(f"Machine with ID {agent.machine_id} has no network interfaces")
             machine_ip = "UNKNOWN"
 
         start_time = agent.start_time.strftime("%Y-%m-%d_%H-%M-%S")