ValueError: Can't create date-time array from units <CF Units: no parent>

[iaplasg]

we (CAS) trying to publish cmip6-test-data to local database that was interrupted unexpectedly,

WARNING: --create-cim failed:

 Traceback (most recent call last):
    File "/usr/local/conda/envs/esgf-pub/lib/python2.7/site-packages/esgcet-3.5.3-py2.7.egg/esgcet/publish/cim.py", line 38, in create_cim_from_dmap
      self._create_cim_from_dmap(dmap)
    File "/usr/local/conda/envs/esgf-pub/lib/python2.7/site-packages/esgcet-3.5.3-py2.7.egg/esgcet/publish/cim.py", line 69, in _create_cim_from_dmap
      raise Exception(failures)
  Exception: While running cdf2cim on '/esg/data/CMIP6/CMIP/CAS/FGOALS-f3-L/amip/r1i1p1f1/Amon/ts/gr/v20181108':
       Traceback (most recent call last):
          File "/usr/local/conda/envs/esgf-pub/lib/python2.7/site-packages/esgcet-3.5.3-py2.7.egg/esgcet/publish/cim.py", line 64, in _create_cim_from_dmap
            self._call_cdf2cim(top_dir)
          File "/usr/local/conda/envs/esgf-pub/lib/python2.7/site-packages/esgcet-3.5.3-py2.7.egg/esgcet/publish/cim.py", line 93, in _call_cdf2cim
            new, queued, published = self.cdf2cim.scan(starting_directory)
          File "/usr/local/conda/envs/esgf-pub/lib/python2.7/site-packages/cdf2cim/__init__.py", line 81, in scan
            for fstate, fpath in [_dump(j, overwrite) for j in find(inputs)]:
          File "/usr/local/conda/envs/esgf-pub/lib/python2.7/site-packages/cdf2cim/__init__.py", line 59, in find
            simulations, simulation_dates = _reduce(inputs)
          File "/usr/local/conda/envs/esgf-pub/lib/python2.7/site-packages/cdf2cim/reducer.py", line 42, in execute
            for _, identifier, cim2_properties, dates in parser.yield_parsed(targets):
          File "/usr/local/conda/envs/esgf-pub/lib/python2.7/site-packages/cdf2cim/parser.py", line 34, in yield_parsed
            identifier, properties, dates = parse(cf_field)
          File "/usr/local/conda/envs/esgf-pub/lib/python2.7/site-packages/cdf2cim/parser.py", line 85, in parse
            _parse_cmip6_properties(cim2_properties, global_attributes, time_coords)
          File "/usr/local/conda/envs/esgf-pub/lib/python2.7/site-packages/cdf2cim/parser.py", line 181, in _parse_cmip6_properties
            x = cf.Data([branch_time_in_parent], units=parent_time_units).dtarray[0]
          File "/usr/local/conda/envs/esgf-pub/lib/python2.7/site-packages/cf/data/data.py", line 6110, in dtarray
            "Can't create date-time array from units {!r}".format(self.Units))
        ValueError: Can't create date-time array from units <CF Units: no parent>

Continuing after --create-cim failure: