# Error: Unrecognized character \\x01; marked by \<-- HERE after...

**URL:** <https://forums.percona.com/t/error-unrecognized-character-x01-marked-by-here-after/5504>\
**Category:** Percona XtraBackup\
**Created:** [March 22, 2017, 10:41pm UTC](https://forums.percona.com/t/error-unrecognized-character-x01-marked-by-here-after/5504 "2017-03-22T22:41:12Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![wayneli0000](https://avatars.discourse-cdn.com/v4/letter/w/278dde/32.png) [@wayneli0000](https://forums.percona.com/u/wayneli0000)\
**Post date:** [March 22, 2017, 10:41pm UTC](https://forums.percona.com/t/error-unrecognized-character-x01-marked-by-here-after/5504/1 "2017-03-22T22:41:12Z")

</div>

Hi, I am trying innobackupex, and got error below. The error occurred at the beginning. The process did go the the end, with  
170322 19:13:01 completed OK! Can I ignore the error?  
Any information would be appreciated. Thank you in advance.

* * *

Unrecognized character \x01; marked by ← HERE after ← HERE near column 1 at - line 1374.  
170322 19:12:31 Connecting to MySQL server host: localhost, user: choreer, password: set, port: not set, socket: not set  
Using server version 5.7.17-0ubuntu0.16.04.1  
innobackupex version 2.4.6 based on MySQL server 5.7.13 Linux (x86\_64) (revision id: 8ec05b7)  
xtrabackup: uses posix\_fadvise().  
xtrabackup: cd to /var/lib/mysql  
xtrabackup: open files limit requested 0, set to 1024  
xtrabackup: using the following InnoDB configuration:  
xtrabackup: innodb\_data\_home\_dir = .  
xtrabackup: innodb\_data\_file\_path = ibdata1:12M:autoextend  
xtrabackup: innodb\_log\_group\_home\_dir = ./  
xtrabackup: innodb\_log\_files\_in\_group = 2  
xtrabackup: innodb\_log\_file\_size = 50331648  
InnoDB: Number of pools: 1  
170322 19:12:31 \>\> log scanned up to (7186164)  
xtrabackup: Generating a list of tablespaces  
InnoDB: Allocated tablespace ID 21 for sys/sys\_config, old maximum was 0  
170322 19:12:32 [01] Copying ./ibdata1 to /aceletBackup/mysqlBackup/db/ibdata1  
170322 19:12:32 \>\> log scanned up to (7186164)  
170322 19:12:33 \>\> log scanned up to (7186164)  
170322 19:12:34 [01] …done  
…  
170322 19:12:51 [00] Writing xtrabackup\_info  
170322 19:12:51 [00] …done  
xtrabackup: Transaction log of lsn (7186155) to (7186164) was copied.  
170322 19:12:51 completed OK!