Az/fix remote files (#1392)

* fixed task creation from remote files

* Update CHANGELOG.md

CHANGELOG.md

@@ -33,7 +33,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Hidden points (or outsided) are visible after changing a frame
 - Merge is allowed for points, but clicks on points conflict with frame dragging logic
 - Removed objects are visible for search
-- Add missed task_id and job_id fields into exception logs for the new UI (https://github.com/opencv/cvat/pull/1372) 
+- Add missed task_id and job_id fields into exception logs for the new UI (https://github.com/opencv/cvat/pull/1372)
+- Task creation from remote files (https://github.com/opencv/cvat/pull/1392)
 
 ### Security
 -

cvat/apps/engine/serializers.py

@@ -207,6 +207,7 @@ class DataSerializer(serializers.ModelSerializer):
 
         os.makedirs(db_data.get_compressed_cache_dirname())
         os.makedirs(db_data.get_original_cache_dirname())
+        os.makedirs(db_data.get_upload_dirname())
 
         for f in client_files:
             client_file = models.ClientFile(data=db_data, **f)