diff --git a/metaspace/engine/sm/engine/annotation_lithops/executor.py b/metaspace/engine/sm/engine/annotation_lithops/executor.py
index 0df26a2f6..d24dd3c8d 100644
--- a/metaspace/engine/sm/engine/annotation_lithops/executor.py
+++ b/metaspace/engine/sm/engine/annotation_lithops/executor.py
@@ -265,7 +265,7 @@ def map(
             # failed futures
             failed_idxs = [i for i, f in enumerate(futures or []) if f.error]
             # pylint: disable=unsubscriptable-object # (because futures is Optional)
-            failed_activation_ids = [futures[i].activation_id for i in failed_idxs]
+            failed_activation_ids = [futures[i].activation_id for i in failed_idxs] if futures else []
 
             self._perf.record_entry(
                 func_name,
@@ -275,7 +275,7 @@ def map(
                 attempt=attempt,
                 runtime_memory=runtime_memory,
                 failed_activation_ids=failed_activation_ids,
-                request_ids=[f.activation_id for f in futures],  # pylint: disable=not-an-iterable
+                request_ids=[f.activation_id for f in (futures or [])],  # pylint: disable=not-an-iterable
             )
 
             if (