InnoDB: No valid checkpoint found.

Hello, i experience the following error, how to resolve this issue:

xtrabackup: Target instance is assumed as followings.xtrabackup: innodb_data_home_dir = ./xtrabackup: innodb_data_file_path = ibdata1:10M:autoextendxtrabackup: innodb_log_group_home_dir = ./xtrabackup: innodb_log_files_in_group = 2xtrabackup: innodb_log_file_size = 209715200xtrabackup: using O_DIRECTInnoDB: No valid checkpoint found.InnoDB: If this error appears when you are creating an InnoDB database,InnoDB: the problem may be that during an earlier attempt you managedInnoDB: to create the InnoDB data files, but log file creation failed.InnoDB: If that is the case, please refer toInnoDB: Error: ibbackup child process has died at /usr/bin/innobackupex line 374.

Can you provide the version of xtrabackup you are using and the complete command you used to run xtrabackup? Thank you.

Yes sure.
here is the command i ran:

innobackupex --defaults-file=/etc/my.cnf --user=***** --password=***** --databases=database12 /backup

xtrabackup version:

xtrabackup version 2.0.2 for Percona Server 5.1.59 unknown-linux-gnu (x86_64) (revision id: 461)

mysql version:

Server version: 5.1.63-cll MySQL