diff --git a/ayanova/src/views/adm-global-logo.vue b/ayanova/src/views/adm-global-logo.vue
index 11994ef9..e6ac9148 100644
--- a/ayanova/src/views/adm-global-logo.vue
+++ b/ayanova/src/views/adm-global-logo.vue
@@ -153,6 +153,9 @@ export default {
         default:
           return;
       }
+      if (fileData == null) {
+        return;
+      }
       if (fileData.size > 512000) {
         window.$gz.eventBus.$emit("notify-error", vm.fileSizeExceededWarning);
         return;