a6bb6589_seUS_Todo_Backup__online_help___Meaning
[Error Codes] 0X*****222 [Error Codes_2] 0X*****397 [Meaning_3] There are too many fragments, please run Disk Defragmenter and try again. [Meaning] 
Existing task group.
Error Code list of EaseUS Todo Backup- online help.
Meaning