fix: check DiagnosticArray status length (#572)

tier4 · Oct 9, 2024 · 5e7dd74 · 5e7dd74
1 parent c5ad1ac
commit 5e7dd74
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/driving_log_replayer/scripts/yabloc_evaluator_node.py b/driving_log_replayer/scripts/yabloc_evaluator_node.py
@@ -38,6 +38,8 @@ def __init__(self, name: str) -> None:
         )
 
     def diagnostics_cb(self, msg: DiagnosticArray) -> None:
+        if len(msg.status) == 0:
+            return
         diag_status = msg.status[0]
         if diag_status.name != TARGET_DIAG_NAME:
             return