diff --git a/apps/enm/services.py b/apps/enm/services.py
index d19d58ad..ba6f2030 100644
--- a/apps/enm/services.py
+++ b/apps/enm/services.py
@@ -185,6 +185,10 @@ class MpointCache:
         cache.set(cache_key, current_cache_val, timeout=None)
 
         # 存库
+        mpoint = Mpoint.objects.filter(id=current_cache_val["id"]).first()
+        if mpoint is None:
+            cache.delete(cache_key)
+            return
         save_dict = {"timex": last_timex, "mpoint": Mpoint.objects.get(id=current_cache_val["id"]), "val_mrs": last_mrs}
         save_dict[f"val_{current_cache_val['val_type']}"] = last_val
         MpLogx.objects.create(**save_dict)