Error

[skidrow52]

I am using the belchertown script since a long time, and without any changes in the system all of a sudden i am seeing this error in logs and the skin is not uploading properly, can anyone assist

Apr 6 05:20:47 Riyadh_WS weewx[25067]: reportengine: Caught unrecoverable exception in generator 'weewx.cheetahgenerator.CheetahGenerator'
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** No JSON object could be decoded
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** Traceback (most recent call last):
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** File "/usr/share/weewx/weewx/reportengine.py", line 204, in run
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** obj.start()
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** File "/usr/share/weewx/weewx/reportengine.py", line 300, in start
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** self.run()
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** File "/usr/share/weewx/weewx/cheetahgenerator.py", line 160, in run
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** ngen = self.generate(gen_dict[section_name], self.gen_ts)
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** File "/usr/share/weewx/weewx/cheetahgenerator.py", line 234, in generate
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** ngen += self.generate(section[subsection], gen_ts)
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** File "/usr/share/weewx/weewx/cheetahgenerator.py", line 234, in generate
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** ngen += self.generate(section[subsection], gen_ts)
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** File "/usr/share/weewx/weewx/cheetahgenerator.py", line 322, in generate
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** default_binding)
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** File "/usr/share/weewx/weewx/cheetahgenerator.py", line 374, in _getSearchList
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** searchList += obj.get_extension_list(timespan, db_lookup)
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** File "/usr/share/weewx/user/belchertown.py", line 548, in get_extension_list
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** data = json.load( read_file )
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** File "/usr/lib/python2.7/json/init.py", line 291, in load
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** **kw)
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** File "/usr/lib/python2.7/json/init.py", line 339, in loads
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** return _default_decoder.decode(s)
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** File "/usr/lib/python2.7/json/decoder.py", line 364, in decode
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** obj, end = self.raw_decode(s, idx=_w(s, 0).end())
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** File "/usr/lib/python2.7/json/decoder.py", line 382, in raw_decode
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** raise ValueError("No JSON object could be decoded")
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** ValueError: No JSON object could be decoded
Apr 6 05:20:47 Riyadh_WS weewx[25067]: **** Generator terminated