diff --git a/apiserver/paasng/paas_wl/bk_app/processes/serializers.py b/apiserver/paasng/paas_wl/bk_app/processes/serializers.py
index 40af14fb0d..785a329a7c 100644
--- a/apiserver/paasng/paas_wl/bk_app/processes/serializers.py
+++ b/apiserver/paasng/paas_wl/bk_app/processes/serializers.py
@@ -128,12 +128,12 @@ class InstanceListSLZ(serializers.Serializer):
 
 
 class EventSerializer(serializers.Serializer):
-    reason = serializers.CharField(help_text="事件发生的原因")
+    reason = serializers.CharField(help_text="事件发生的原因", required=False, allow_null=True)
     count = serializers.IntegerField(help_text="事件发生的次数")
-    type = serializers.CharField(help_text="事件的类型")
-    message = serializers.CharField(help_text="事件内容")
-    first_timestamp = serializers.CharField()
-    last_timestamp = serializers.CharField()
+    type = serializers.CharField(help_text="事件的类型", required=False, allow_null=True)
+    message = serializers.CharField(help_text="事件内容", required=False, allow_null=True)
+    first_timestamp = serializers.CharField(required=False, allow_null=True)
+    last_timestamp = serializers.CharField(required=False, allow_null=True)
 
 
 class ListWatcherRespSLZ(serializers.Serializer):
diff --git a/apiserver/paasng/paas_wl/workloads/event/kres_slzs.py b/apiserver/paasng/paas_wl/workloads/event/kres_slzs.py
index 3a93bf4fbc..560bc48b2c 100644
--- a/apiserver/paasng/paas_wl/workloads/event/kres_slzs.py
+++ b/apiserver/paasng/paas_wl/workloads/event/kres_slzs.py
@@ -31,26 +31,26 @@
 
 class EventDeserializer(AppEntityDeserializer["Event"]):
     def deserialize(self, app: WlApp, kube_data: ResourceInstance) -> "Event":
-        involved_object = kube_data.involvedObject
+        involved_object = kube_data.get("involvedObject", {})
         return self.entity_type(
             app=app,
-            name=kube_data.metadata.name,
-            type=kube_data.type,
-            message=kube_data.message,
-            reason=kube_data.reason,
+            name=kube_data.get("metadata", {}).get("name", None),
+            type=kube_data.get("type", None),
+            message=kube_data.get("message", None),
+            reason=kube_data.get("reason", None),
             # k8s 产生事件时，不写入 count 字段是否代表事件发生一次，待验证
             count=kube_data.get("count", 1),
-            first_timestamp=kube_data.firstTimestamp,
-            last_timestamp=kube_data.lastTimestamp,
+            first_timestamp=kube_data.get("firstTimestamp", None),
+            last_timestamp=kube_data.get("lastTimestamp", None),
             involved_object=InvolvedObject(
-                kind=involved_object.kind,
-                name=involved_object.name,
-                namespace=getattr(involved_object, "namespace", None),
-                api_version=involved_object.apiVersion,
+                kind=involved_object.get("kind", None),
+                name=involved_object.get("name", None),
+                namespace=involved_object.get("namespace", None),
+                api_version=involved_object.get("apiVersion", None),
             ),
             source=Source(
-                component=kube_data.source.component,
-                host=getattr(kube_data.source, "host", None),
+                component=kube_data.get("source", {}).get("component", None),
+                host=kube_data.get("source", {}).get("host", None),
             ),
         )