FileExistsError in dpgen run stage

[BigJinyuanzi]

When I run "nohup dpgen run param.json machine.json > log.run 2>&1 &" , I get the following error:

Traceback (most recent call last):
File "/home/xjy/anaconda3/envs/dpgen0.12.0/bin/dpgen", line 8, in
sys.exit(main())
File "/home/xjy/anaconda3/envs/dpgen0.12.0/lib/python3.10/site-packages/dpgen/main.py", line 255, in main
args.func(args)
File "/home/xjy/anaconda3/envs/dpgen0.12.0/lib/python3.10/site-packages/dpgen/generator/run.py", line 5411, in gen_run
run_iter(args.PARAM, args.MACHINE)
File "/home/xjy/anaconda3/envs/dpgen0.12.0/lib/python3.10/site-packages/dpgen/generator/run.py", line 4742, in run_iter
run_train(ii, jdata, mdata)
File "/home/xjy/anaconda3/envs/dpgen0.12.0/lib/python3.10/site-packages/dpgen/generator/run.py", line 864, in run_train
submission.run_submission()
File "/home/xjy/anaconda3/envs/dpgen0.12.0/lib/python3.10/site-packages/dpdispatcher/submission.py", line 226, in run_submission
self.upload_jobs()
File "/home/xjy/anaconda3/envs/dpgen0.12.0/lib/python3.10/site-packages/dpdispatcher/submission.py", line 495, in upload_jobs
self.machine.context.upload(self)
File "/home/xjy/anaconda3/envs/dpgen0.12.0/lib/python3.10/site-packages/dpdispatcher/contexts/local_context.py", line 138, in upload
os.symlink(os.path.join(local_job, jj), os.path.join(remote_job, jj))
FileExistsError: [Errno 17] File exists: '/home/xjy/Papers/Al-Al2O3/MLIP_train/TrainningSet/Superlattice/O-Al/training_set/iter.000000/00.train/../../STRU.01x01x01/02.md/sys-0240-0108/deepmd/set.000' -> '/home/xjy/Papers/Al-Al2O3/MLIP_train/TrainningSet/Superlattice/O-Al/training_set/72d680a9c372c3da7c73fd4b7d3beb8cad62c046/../../STRU.01x01x01/02.md/sys-0240-0108/deepmd/set.000'

machine.json
param.json