WeeWX 4b5 cloudbase

[Xant]

Could list 'cloudbase' before through Belchertown skin, but now getting error as the following

root@RPi4:/etc/weewx# service weewx start
root@RPi4:/etc/weewx# wee_reports
Using configuration file /etc/weewx/weewx.conf
Generating for all time
Traceback (most recent call last):
  File "/usr/share/weewx/weewx/reportengine.py", line 197, in run
    obj.start()
  File "/usr/share/weewx/weewx/reportengine.py", line 280, in start
    self.run()
  File "/usr/share/weewx/weewx/cheetahgenerator.py", line 150, in run
    ngen = self.generate(gen_dict[section_name], self.gen_ts)
  File "/usr/share/weewx/weewx/cheetahgenerator.py", line 220, in generate
    ngen += self.generate(section[subsection], gen_ts)
  File "/usr/share/weewx/weewx/cheetahgenerator.py", line 220, in generate
    ngen += self.generate(section[subsection], gen_ts)
  File "/usr/share/weewx/weewx/cheetahgenerator.py", line 309, in generate
    default_binding)
  File "/usr/share/weewx/weewx/cheetahgenerator.py", line 376, in _getSearchList
    searchList += obj.get_extension_list(timespan, db_lookup)
  File "/usr/share/weewx/user/belchertown.py", line 836, in get_extension_list
    obs_output = getattr(current, obs)
  File "/usr/share/weewx/weewx/tags.py", line 457, in __getattr__
    vt = weewx.xtypes.get_scalar(obs_type, self.record, db_manager)
  File "/usr/share/weewx/weewx/xtypes.py", line 71, in get_scalar
    return xtype.get_scalar(obs_type, record, db_manager)
  File "/usr/share/weewx/weewx/wxservices.py", line 252, in get_scalar
    return getattr(self, method_name)(obs_type, record, db_manager)
  File "/usr/share/weewx/weewx/wxservices.py", line 274, in calc_cloudbase
    if 'outTemp' not in data or 'outHumidity' not in data:
TypeError: argument of type 'NoneType' is not iterable


outTemp and outHumidity seems to be listing (output) correctly, besides above msg. Removing 'cloudbase' output, no error.


Xant