Error when executing python inputs-collect/download-data-CMEMS-wave-height.py

[AliceBalfanz]

I executet first download script from the black sea recipe:

# Download Sea Surface Temperature
python inputs-collect/download-data-CMEMS-SST.py

Now for the second one, I recieve an error message:

# Download Significant Wave Height
$ python inputs-collect/download-data-CMEMS-wave-height.py

Username: 
Password: 
Traceback (most recent call last):
  File "/home/alicebalfanz/cube-gen/black-sea/inputs-collect/download-data-CMEMS-wave-height.py", line 25, in <module>
    ftp.cwd(path)
  File "/home/conda/deepesdl/envs/cube-gen/lib/python3.9/ftplib.py", line 625, in cwd
    return self.voidcmd(cmd)
  File "/home/conda/deepesdl/envs/cube-gen/lib/python3.9/ftplib.py", line 286, in voidcmd
    return self.voidresp()
  File "/home/conda/deepesdl/envs/cube-gen/lib/python3.9/ftplib.py", line 259, in voidresp
    resp = self.getresp()
  File "/home/conda/deepesdl/envs/cube-gen/lib/python3.9/ftplib.py", line 254, in getresp
    raise error_perm(resp)
ftplib.error_perm: 550 Failed to change directory.