[backup_manager2] When backing up via FTP, an error occurs when sending a file

Hello.
When backing up via FTP, an error occurs when sending a file. What could be the problem?

Code: [Select]

2023-11-09 00:48:18 Type conection cron FTP
2023-11-09 00:48:18 connection FTP successful
2023-11-09 00:48:18 Put file from /home/tmp_bak/.backup_temp/xxx/xxx.tar.gz TO /full/manual/accounts/xxx.tar.gz
2023-11-09 00:48:20 Failed to upload file "/home/tmp_bak/.backup_temp/xxx/xxx.tar.gz" in /full/manual/accounts/babanin1.tar.gz. Check connection with FTP server
2023-11-09 00:48:20 Error in Update xxx.tar.gz
2023-11-09 00:48:23 END
2023-11-09 00:48:26 Backup Finished