diff --git a/src/spikeinterface/core/sortinganalyzer.py b/src/spikeinterface/core/sortinganalyzer.py
index 3aa582da68..8980fb5559 100644
--- a/src/spikeinterface/core/sortinganalyzer.py
+++ b/src/spikeinterface/core/sortinganalyzer.py
@@ -2240,9 +2240,10 @@ def get_pipeline_nodes(self):
         return self._get_pipeline_nodes()
 
     def get_data(self, *args, **kwargs):
-        assert self.run_info[
-            "run_completed"
-        ], f"You must run the extension {self.extension_name} before retrieving data"
+        if self.run_info is not None:
+            assert self.run_info[
+                "run_completed"
+            ], f"You must run the extension {self.extension_name} before retrieving data"
         assert len(self.data) > 0, "Extension has been run but no data found."
         return self._get_data(*args, **kwargs)