Created full system backup fails with errors

this used to work on previous installs. A Daily COnfig Backup works FUll SYstem fails as below:

Saving Backup 3…done!
Initializing Backup 3
Backup Lock acquired!
Running pre-backup hooks…
Adding items…
Building manifest…
Creating backup…
Storing backup…
Saving file to remote ftp
Backup file uploaded to the remote server
Running maintenance…
Exception: DateTime::__construct(): Failed to parse time string (-or-directory. 00:00) at position 0 (-): Unexpected character in file /var/www/html/admin/modules/backup/vendor/touki/ftp/lib/Touki/FTP/FilesystemFactory.php on line 64
Stack trace:

  1. Exception->() /var/www/html/admin/modules/backup/vendor/touki/ftp/lib/Touki/FTP/FilesystemFactory.php:64
  2. DateTime->__construct() /var/www/html/admin/modules/backup/vendor/touki/ftp/lib/Touki/FTP/FilesystemFactory.php:64
  3. Touki\FTP\FilesystemFactory->build() /var/www/html/admin/modules/backup/vendor/touki/ftp/lib/Touki/FTP/Manager/FTPFilesystemManager.php:162
  4. Touki\FTP\Manager\FTPFilesystemManager->findOneBy() /var/www/html/admin/modules/backup/vendor/touki/ftp/lib/Touki/FTP/Manager/FTPFilesystemManager.php:229
  5. Touki\FTP\Manager\FTPFilesystemManager->findFileByName() /var/www/html/admin/modules/backup/vendor/touki/ftp/lib/Touki/FTP/FTP.php:167
  6. Touki\FTP\FTP->findFileByName() /var/www/html/admin/modules/backup/functions.inc/class.backup.php:805
  7. FreePBX\modules\Backup\Backup->maintenance() /var/www/html/admin/modules/backup/functions.inc/class.backup.php:501
  8. FreePBX\modules\Backup\Backup->store_backup() /var/www/html/admin/modules/backup/bin/backup.php:143
    Please wait…

never completes either :frowning: thoughts?

thanks leon

thoughts anyone? thanks