diff --git a/src/gretel_client/navigator/workflow.py b/src/gretel_client/navigator/workflow.py
index aa154dee..a00b9cbb 100644
--- a/src/gretel_client/navigator/workflow.py
+++ b/src/gretel_client/navigator/workflow.py
@@ -443,6 +443,8 @@ def _generate_preview(self, verbose: bool = False) -> PreviewResults:
             if isinstance(message, WorkflowInterruption):
                 logger.warning(message.message)
                 break
+            if message.step == "":
+                continue
             if current_step != message.step:
                 current_step = message.step
                 task_name = self._steps[step_idx].task.replace("_", "-")