fix index error

Opentrons · Oct 22, 2024 · b26eff9 · b26eff9
1 parent d2778af
commit b26eff9
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/robot-server/robot_server/runs/run_data_manager.py b/robot-server/robot_server/runs/run_data_manager.py
@@ -569,6 +569,8 @@ def _get_historical_run_last_command(self, run_id: str) -> Optional[CommandPoint
         command_slice = self._run_store.get_commands_slice(
             run_id=run_id, cursor=None, length=1, include_fixit_commands=True
         )
+        if not command_slice.commands:
+            return None
         command = command_slice.commands[-1]
 
         return (