How to view Kraken2 Results in Krona?

Hi , I am trying to install kraken2 databases through data manger. Its giving me an URL error to download the databases. Can you please check if the URL provided is correct?.
here is the error:
Fatal error: Exit code 1 ()
Possible unintended interpolation of @2 in string at /dep/_conda/envs/__kraken2@2.0.7_beta/bin/kraken2 line 16.
Traceback (most recent call last):
File “/data/shed_tools/testtoolshed.g2.bx.psu.edu/repos/dfornika/data_manager_build_kraken2_database/65cbfb5e6f65/data_manager_build_kraken2_database/data_manager/kraken2_build_minikraken.py”, line 100, in
main()
File “/data/shed_tools/testtoolshed.g2.bx.psu.edu/repos/dfornika/data_manager_build_kraken2_database/65cbfb5e6f65/data_manager_build_kraken2_database/data_manager/kraken2_build_minikraken.py”, line 93, in main
target_directory,
File “/data/shed_tools/testtoolshed.g2.bx.psu.edu/repos/dfornika/data_manager_build_kraken2_database/65cbfb5e6f65/data_manager_build_kraken2_database/data_manager/kraken2_build_minikraken.py”, line 44, in kraken2_build_minikraken
% minikraken2_version
File “/usr/lib64/python2.7/urllib2.py”, line 154, in urlopen
return opener.open(url, data, timeout)
File “/usr/lib64/python2.7/urllib2.py”, line 437, in open
response = meth(req, response)
File “/usr/lib64/python2.7/urllib2.py”, line 550, in http_response
‘http’, request, response, code, msg, hdrs)
File “/usr/lib64/python2.7/urllib2.py”, line 475, in error
return self._call_chain(*args)
File “/usr/lib64/python2.7/urllib2.py”, line 409, in _call_chain
result = func(*args)
File “/usr/lib64/python2.7/urllib2.py”, line 558, in http_error_default
raise HTTPError(req.get_full_url(), code, msg, hdrs, fp)
urllib2.HTTPError: HTTP Error 404: Not Found

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