diff --git a/src/layouts/service-location/service-location.vue b/src/layouts/service-location/service-location.vue
index 353612d5d..76fd20c5d 100644
--- a/src/layouts/service-location/service-location.vue
+++ b/src/layouts/service-location/service-location.vue
@@ -469,7 +469,7 @@ export default {
                     supportingItems[mobileFeeIndex].sellingPrice = this.mobileFeePart.sellingPrice;
                     supportingItems[mobileFeeIndex].kitPrice = this.mobileFeePart.kitPrice;
                 } else {
-                    supportingItems.push(this.mobileFeePart);
+                    if (this.mobileFeePart !== null) supportingItems.push(this.mobileFeePart);
                 }
 
                 this.dispatchStoreAction(