diff --git a/bundles/asset/models/file.js b/bundles/asset/models/file.js
index c0fd4de..5da42cb 100755
--- a/bundles/asset/models/file.js
+++ b/bundles/asset/models/file.js
@@ -175,7 +175,7 @@ class File extends Model {
    */
   url() {
     // Return asset transport url
-    return this.transport().url(this);
+    return this.transport() ? this.transport().url(this) : null;
   }
 
   /**
diff --git a/bundles/asset/models/image.js b/bundles/asset/models/image.js
index 2ba990b..aa07121 100755
--- a/bundles/asset/models/image.js
+++ b/bundles/asset/models/image.js
@@ -225,7 +225,7 @@ class Image extends File {
     // Get url for thumbs
     for (const thumb of Object.values(sanitised.thumbs)) {
       // Set thumb url
-      thumb.url = await this.transport().url(this, (thumb.name || thumb.label));
+      thumb.url = this.transport() ? await this.transport().url(this, (thumb.name || thumb.label)) : null;
 
       // delete meta
       delete thumb.meta;
diff --git a/bundles/asset/tasks/assets.ts b/bundles/asset/tasks/assets.ts
index 5078f63..3bd73e8 100644
--- a/bundles/asset/tasks/assets.ts
+++ b/bundles/asset/tasks/assets.ts
@@ -33,6 +33,9 @@ class AssetsTask {
 
     // reload js
     this.cli.emit('scss', 'reload');
+
+    // return success
+    return `assets linked!`;
   }
 
   /**