diff --git a/src/views/graphite/components/HeatPosition.vue b/src/views/graphite/components/HeatPosition.vue
index b2175c9..c6de133 100644
--- a/src/views/graphite/components/HeatPosition.vue
+++ b/src/views/graphite/components/HeatPosition.vue
@@ -47,7 +47,7 @@
-
{{ trayInfo.heatAearStatus.temperature }}
+
{{ trayInfo.heatAearStatus?.temperature }}