Changes can not grab, ask for help

The same error occurred

 message: 
[Error   ] Current culture: en-GB
[Error   ] time parsing error : String was not recognized as a valid DateTime.
[Error   ] stopdatetime time scrubbed : 2017-09-28 02:10:19"
[Error   ] computer date/time format: 28/09/2017 18:34:22
[  Info  ] No guide data to restore

(   1/12  ) LE.COM -- chan. (xmltv_id=leshi4kdianying) -- mode Force
[Error   ] Unable to update channel leshi4kdianying
[Critical] Generic syntax exception:
[Critical]    message: 
[Error   ] Current culture: en-GB
[Error   ] time parsing error : String was not recognized as a valid DateTime.
[Error   ] stopdatetime time scrubbed : 2017-09-28 00:49:28"
[Error   ] computer date/time format: 28/09/2017 18:48:53
[  Info  ] Existing guide data restored!
[  Debug ] 
[  Info  ] (   1/12  ) LE.COM -- chan. (xmltv_id=leshidongzuodianying) -- mode Force
[Error   ] Unable to update channel leshidongzuodianying
[Critical] Generic syntax exception:
[Critical]    message: 
[Error   ] Current culture: en-GB
[Error   ] time parsing error : String was not recognized as a valid DateTime.
[Error   ] stopdatetime time scrubbed : 2017-09-28 01:56:32"
[Error   ] computer date/time format: 28/09/2017 18:48:53
[  Info  ] Existing guide data restored!
[  Debug ] 
[  Info  ] (   1/12  ) LE.COM -- chan. (xmltv_id=xijudianying) -- mode Force
[Error   ] Unable to update channel xijudianying
[Critical] Generic syntax exception:
[Critical]    message: 
[Error   ] Current culture: en-GB
[Error   ] time parsing error : String was not recognized as a valid DateTime.
[Error   ] stopdatetime time scrubbed : 2017-09-28 01:42:18"
[Error   ] computer date/time format: 28/09/2017 18:48:53
[  Info  ] Existing guide data restored!
[  Debug ] 
[  Info  ] (   1/12  ) LE.COM -- chan. (xmltv_id=xianggangdianying) -- mode Force
[Error   ] Unable to update channel xianggangdianying
[Critical] Generic syntax exception:
[Critical]    message: 
[Error   ] Current culture: en-GB
[Error   ] time parsing error : String was not recognized as a valid DateTime.
[Error   ] stopdatetime time scrubbed : 2017-09-28 01:03:55"
[Error   ] computer date/time format: 28/09/2017 18:48:53
[  Info  ] Existing guide data restored!
[  Debug ] 

The 249 is the same mistake

It's the same mistake