diff --git a/api/repo_api.py b/api/repo_api.py
index 718159c..fd20c80 100644
--- a/api/repo_api.py
+++ b/api/repo_api.py
@@ -444,7 +444,18 @@ def check_aux_files(image_file_path, job_id):
     while True:
         # Si faltan archivos auxiliares por crear, imprimimos un mensaje en la API:
         if not os.path.exists(f"{image_file_path}.size") or not os.path.exists(f"{image_file_path}.sum") or not os.path.exists(f"{image_file_path}.full.sum") or not os.path.exists(f"{image_file_path}.torrent") or not os.path.exists(f"{image_file_path}.info.checked"):
-            journal.send("Task in process (auxiliar files remaining)", PRIORITY=journal.LOG_INFO, SYSLOG_IDENTIFIER="ogrepo-api_DEBUG")
+            missing_files = []
+            if not os.path.exists(f"{image_file_path}.size"):
+                missing_files.append(f"{image_file_path}.size")
+            if not os.path.exists(f"{image_file_path}.sum"):
+                missing_files.append(f"{image_file_path}.sum")
+            if not os.path.exists(f"{image_file_path}.full.sum"):
+                missing_files.append(f"{image_file_path}.full.sum")
+            if not os.path.exists(f"{image_file_path}.torrent"):
+                missing_files.append(f"{image_file_path}.torrent")
+            if not os.path.exists(f"{image_file_path}.info.checked"):
+                missing_files.append(f"{image_file_path}.info.checked")
+            journal.send(f"Task in process (auxiliar files remaining): {', '.join(missing_files)}", PRIORITY=journal.LOG_INFO, SYSLOG_IDENTIFIER="ogrepo-api_DEBUG")
         # Si ya se han creado todos los archivos auxiliares, imprimimos un mensaje en la API, respondemos a ogCore y salimos del bucle:
         else:
             journal.send("Task finalized (all auxilar files created)", PRIORITY=journal.LOG_INFO, SYSLOG_IDENTIFIER="ogrepo-api_DEBUG")