diff --git a/frappe/integration_broker/doctype/integration_service/integration_service.py b/frappe/integration_broker/doctype/integration_service/integration_service.py
index 65755c6e11..9d36307672 100644
--- a/frappe/integration_broker/doctype/integration_service/integration_service.py
+++ b/frappe/integration_broker/doctype/integration_service/integration_service.py
@@ -104,7 +104,7 @@ def get_integration_service_events():
 		fields=["name"]):
 		controller = get_integration_controller(service.name)
 
-		if hasattr(controller, "scheduler_events"):
+		if hasattr(controller, "scheduler_events").items():
 			for key, handlers in controller.scheduler_events:
 				events.setdefault(key, []).extend(handlers)
 
diff --git a/frappe/utils/scheduler.py b/frappe/utils/scheduler.py
index cb6502b899..20ab828a5c 100755
--- a/frappe/utils/scheduler.py
+++ b/frappe/utils/scheduler.py
@@ -69,7 +69,8 @@ def enqueue_events_for_site(site, queued_jobs):
 		frappe.logger(__name__).debug('Queued events for site {0}'.format(site))
 
 	except:
-		frappe.logger(__name__).error('Exception in Enqueue Events for Site {0}'.format(site))
+		frappe.logger(__name__).error('Exception in Enqueue Events for Site {0}'.format(site) +
+			'\n' + frappe.get_traceback())
 		raise
 
 	finally: