diff --git a/pyghmi/redfish/oem/lenovo/xcc3.py b/pyghmi/redfish/oem/lenovo/xcc3.py
index b2abd9b8..9ee5851f 100644
--- a/pyghmi/redfish/oem/lenovo/xcc3.py
+++ b/pyghmi/redfish/oem/lenovo/xcc3.py
@@ -749,9 +749,14 @@ class OEMHandler(generic.OEMHandler):
         fd.join()
 
     def get_diagnostic_data(self, savefile, progress=None, autosuffix=False):
-        tsk = self._do_web_request(
-            '/redfish/v1/Systems/1/LogServices/DiagnosticLog/Actions/LogService.CollectDiagnosticData',
-            {"DiagnosticDataType": "Manager", "SelectDataTypes": ["adapter","worknote","thermal"]})
+        try:
+            tsk = self._do_web_request(
+                '/redfish/v1/Systems/1/LogServices/DiagnosticLog/Actions/LogService.CollectDiagnosticData',
+                {"DiagnosticDataType": "Manager", "SelectDataTypes": ["adapter","worknote","thermal"]})
+        except pygexc.RedfishError as e:
+            tsk = self._do_web_request(
+                '/redfish/v1/Systems/1/LogServices/DiagnosticLog/Actions/LogService.CollectDiagnosticData',
+                {"DiagnosticDataType": "Manager", "SelectDataTypes": ["adapter"]})
         taskrunning = True
         taskurl = tsk.get('TaskMonitor', None)
         pct = 0 if taskurl else 100