diff --git a/ui/TODO.otl b/ui/TODO.otl
index 81cb1858..6a5fc979 100755
--- a/ui/TODO.otl
+++ b/ui/TODO.otl
@@ -109,7 +109,11 @@ Roadmap
 
 
 [_] 32% Gen 3 current todo
-	[_] 65% High priority
+	[_] 64% High priority
+		[_] BUG: preview generation progress reporting is broken...
+		| - the progress bar is generated
+		| - the previews are created
+		| - no progress is reported
 		[_] BUG: chrome 32 / nw 0.9.1: flicker on preview swap...
 		| an image get's repainted black and only then the new preview 
 		| is loaded, this is barely noticeable for one image but slows 
diff --git a/ui/compatibility.js b/ui/compatibility.js
index 78ea572c..e15fba19 100755
--- a/ui/compatibility.js
+++ b/ui/compatibility.js
@@ -388,6 +388,7 @@ if(window.CEF_dumpJSON != null){
 		gids = gids == null ? getClosestGIDs() : gids
 
 		var queue = getWorkerQueue('Generate previews', 4)
+			.filling()
 
 		// attach the workers to the queue...
 		$.each(gids, function(_, gid){
@@ -397,7 +398,7 @@ if(window.CEF_dumpJSON != null){
 				.always(function(){ console.log(gid, 'done') })
 		})
 
-		return queue
+		return queue.doneFilling()
 	}
 
 	// format: "20130102-122315"
diff --git a/ui/files.js b/ui/files.js
index e687ff78..9002458c 100755
--- a/ui/files.js
+++ b/ui/files.js
@@ -1129,8 +1129,7 @@ function readImagesOrientationQ(gids, no_update_loaded){
 		last = queue.enqueue(readImageOrientation, gid, no_update_loaded)
 	})
 
-	queue.doneFilling()
-	return queue
+	return queue.doneFilling()
 }
 
 
@@ -1160,8 +1159,7 @@ function readImagesDatesQ(images){
 		queue.enqueue(readImageDate, gid, images)
 	})
 
-	queue.doneFilling()
-	return queue
+	return queue.doneFilling()
 }
 
 
@@ -1235,10 +1233,9 @@ function updateImagesGIDsQ(images, data){
 		queue.enqueue(updateImageGID, key, images, data)
 	})
 
-	queue.doneFilling()
 	IMAGES_CREATED = true
 
-	return queue
+	return queue.doneFilling()
 }