An error occurred while training the potential function after calculating single-point energies using VASP

[niuniu800]

INFO:dpgen:-------------------------iter.000010 task 07--------------------------
INFO:dpgen:-------------------------iter.000010 task 08--------------------------
INFO:dpgen:failed frame: 0 in 120 0.00 %
INFO:dpgen:failed tasks: 0 in 120 0.00 %
INFO:dpgen:=============================iter.000011==============================
INFO:dpgen:-------------------------iter.000011 task 00--------------------------
Traceback (most recent call last):
File "/home/hanye/.conda/envs/deepmd/bin/dpgen", line 8, in
sys.exit(main())
File "/home/hanye/.conda/envs/deepmd/lib/python3.9/site-packages/dpgen/main.py", line 233, in main
args.func(args)
File "/home/hanye/.conda/envs/deepmd/lib/python3.9/site-packages/dpgen/generator/run.py", line 5109, in gen_run
run_iter(args.PARAM, args.MACHINE)
File "/home/hanye/.conda/envs/deepmd/lib/python3.9/site-packages/dpgen/generator/run.py", line 4437, in run_iter
make_train(ii, jdata, mdata)
File "/home/hanye/.conda/envs/deepmd/lib/python3.9/site-packages/dpgen/generator/run.py", line 381, in make_train
sys_paths = expand_sys_str(jj)
File "/home/hanye/.conda/envs/deepmd/lib/python3.9/site-packages/dpgen/util.py", line 62, in expand_sys_str
with h5py.File(root_dir, "r") as f:
File "/home/hanye/.local/lib/python3.9/site-packages/h5py/_hl/files.py", line 567, in init
fid = make_fid(name, mode, userblock_size, fapl, fcpl, swmr=swmr)
File "/home/hanye/.local/lib/python3.9/site-packages/h5py/_hl/files.py", line 231, in make_fid
fid = h5f.open(name, flags, fapl=fapl)
File "h5py/_objects.pyx", line 54, in h5py._objects.with_phil.wrapper
File "h5py/_objects.pyx", line 55, in h5py._objects.with_phil.wrapper
File "h5py/h5f.pyx", line 106, in h5py.h5f.open
OSError: Unable to open file (file signature not found)
How to solve this problem?

[njzjz]

File "/home/hanye/.conda/envs/deepmd/lib/python3.9/site-packages/dpgen/generator/run.py", line 381, in make_train
sys_paths = expand_sys_str(jj)

Could you print jj before this line and check what the file is?