diff options
| -rw-r--r-- | src/buildstream/_scheduler/queues/trackqueue.py | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/buildstream/_scheduler/queues/trackqueue.py b/src/buildstream/_scheduler/queues/trackqueue.py index 6bdf838f9..3700f3406 100644 --- a/src/buildstream/_scheduler/queues/trackqueue.py +++ b/src/buildstream/_scheduler/queues/trackqueue.py @@ -55,9 +55,10 @@ class TrackQueue(Queue): # Set the new refs in the main process one by one as they complete, # writing to bst files this time - for unique_id, new_ref in result: - source = Plugin._lookup(unique_id) - source._set_ref(new_ref, save=True) + if result is not None: + for unique_id, new_ref in result: + source = Plugin._lookup(unique_id) + source._set_ref(new_ref, save=True) element._tracking_done() |