error in generating training data

<img width="1936" height="1046" alt="Image" src="https://github.com/user-attachments/assets/db540ea3-d5de-4911-b309-cb7254f51c9b" />
1) i encountered an error:FileNotFoundError: 
[Errno 2] No such file or directory: 'train-data'

2) Parameter “ output_dir” was passed to both time, they are "/data/home/xudongw/Grounded-Segment-Anything/sample-data-gen/" and "train-data", respectively.