The last time it happened was 5 minutes after midnight. I don't se anything in the Cabernet log at that time:
2021-11-23 23:33:07,162-DEBUG:epg USTVGO:default Processing Program 2030281611 from USTVGO
2021-11-23 23:33:07,226-INFO:plugin_epg USTVGO:default EPG update completed
2021-11-24 01:49:28,326-DEBUG:schedule Running job Job(interval=200, unit=minutes, do=exec_trigger, args=({'uuid': '196C18A7-3DB8-11EC-BF37-D05F64D13909', 'area': 'EPG', 'title': 'Refresh PlutoTV EPG', 'timetype': 'interval', 'timelimit': -1, 'timeofday': None, 'dayofweek': None, 'interval': 200, 'randdur': 80, 'taskid': '196A9F60-3DB8-11EC-9176-D05F64D13909', 'namespace': 'PlutoTV', 'instance': None, 'funccall': 'refresh_epg', 'lastran': datetime.datetime(2021, 11, 21, 13, 17, 39, 684984), 'duration': 11, 'priority': 10, 'threadtype': 'thread', 'active': 0, 'description': 'Pulls channel program data from PlutoTV'},), kwargs={})
2021-11-24 01:49:28,338-NOTICE:scheduler Running threaded task EPG:Refresh PlutoTV EPG
2021-11-24 01:49:41,579-INFO:epg Missing PlutoTV genre translation for: Dance
2021-11-24 01:49:44,396-DEBUG:epg Refreshed EPG data for PlutoTV:default day 2021-11-24
2021-11-24 01:49:44,583-INFO:plugin_epg PlutoTV:default EPG update completed
2021-11-24 02:36:31,370-DEBUG:schedule Running job Job(interval=160, unit=minutes, do=exec_trigger, args=({'uuid': '6310EB33-4954-11EC-9690-D05F64D13909', 'area': 'EPG', 'title': 'Refresh USTVGO EPG', 'timetype': 'interval', 'timelimit': -1, 'timeofday': None, 'dayofweek': None, 'interval': 160, 'randdur': 40, 'taskid': '630EBFF7-4954-11EC-929E-D05F64D13909', 'namespace': 'USTVGO', 'instance': None, 'funccall': 'refresh_epg', 'lastran': datetime.datetime(2021, 11, 21, 15, 48, 17, 843749), 'duration': 219, 'priority': 10, 'threadtype': 'thread', 'active': 0, 'description': 'Pulls channel program data from USTVGO'},), kwargs={})
2021-11-24 02:36:31,376-NOTICE:scheduler Running threaded task EPG:Refresh USTVGO EPG
2021-11-24 02:36:36,306-DEBUG:epg USTVGO: Adding minimal EPG data for channel 9200017734
I rebooted my Tvheadend box this morning so it is working now.
Edit:
I did find this warning but it wasn't around the time when the grabber runs:
2021-11-23 23:30:32,124-DEBUG:epg USTVGO:default Processing Program 6032412973 from USTVGO
2021-11-23 23:30:42,831-INFO:decorators Socket Timeout Error in function PluginEPG.get_uri_data(), retrying 5251 The read operation timed out
https://cmg-prod.apigee.net/v1/xapi/tvschedules/tvguide/programdetails/6031461719/web
2021-11-23 23:30:54,339-INFO:decorators Socket Timeout Error in function PluginEPG.get_uri_data(), retrying 5251 The read operation timed out
https://cmg-prod.apigee.net/v1/xapi/tvschedules/tvguide/programdetails/6031461719/web
2021-11-23 23:30:55,341-WARNING:decorators Multiple HTTP Errors, unable to get url data, skipping PluginEPG.get_uri_data() 5251 The read operation timed out
https://cmg-prod.apigee.net/v1/xapi/tvschedules/tvguide/programdetails/6031461719/web
2021-11-23 23:31:05,911-INFO:decorators Socket Timeout Error in function PluginEPG.get_uri_data(), retrying 5251 The read operation timed out
https://cmg-prod.apigee.net/v1/xapi/tvschedules/tvguide/programdetails/2030120261/web
2021-11-23 23:31:17,256-INFO:decorators Socket Timeout Error in function PluginEPG.get_uri_data(), retrying 5251 The read operation timed out
https://cmg-prod.apigee.net/v1/xapi/tvschedules/tvguide/programdetails/2030120261/web
2021-11-23 23:31:18,258-WARNING:decorators Multiple HTTP Errors, unable to get url data, skipping PluginEPG.get_uri_data() 5251 The read operation timed out
https://cmg-prod.apigee.net/v1/xapi/tvschedules/tvguide/programdetails/2030120261/web
2021-11-23 23:31:28,702-INFO:decorators Socket Timeout Error in function PluginEPG.get_uri_data(), retrying 5251 The read operation timed out
https://cmg-prod.apigee.net/v1/xapi/tvschedules/tvguide/programdetails/6031014239/web
2021-11-23 23:31:41,106-INFO:decorators Socket Timeout Error in function PluginEPG.get_uri_data(), retrying 5251 The read operation timed out
https://cmg-prod.apigee.net/v1/xapi/tvschedules/tvguide/programdetails/6031014239/web
2021-11-23 23:31:42,108-WARNING:decorators Multiple HTTP Errors, unable to get url data, skipping PluginEPG.get_uri_data() 5251 The read operation timed out
https://cmg-prod.apigee.net/v1/xapi/tvschedules/tvguide/programdetails/6031014239/web
2021-11-23 23:31:53,140-INFO:decorators Socket Timeout Error in function PluginEPG.get_uri_data(), retrying 5251 The read operation timed out
https://cmg-prod.apigee.net/v1/xapi/tvschedules/tvguide/programdetails/2030120261/web
2021-11-23 23:32:05,531-INFO:decorators Socket Timeout Error in function PluginEPG.get_uri_data(), retrying 5251 The read operation timed out
https://cmg-prod.apigee.net/v1/xapi/tvschedules/tvguide/programdetails/2030120261/web
2021-11-23 23:32:06,532-WARNING:decorators Multiple HTTP Errors, unable to get url data, skipping PluginEPG.get_uri_data() 5251 The read operation timed out
https://cmg-prod.apigee.net/v1/xapi/tvschedules/tvguide/programdetails/2030120261/web
2021-11-23 23:32:07,462-DEBUG:epg USTVGO:default Processing Program 6003260677 from USTVGO