Title: Error: readystate: 4
Last modified: November 26, 2025

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# Error: readystate: 4

 *  [oidrom](https://wordpress.org/support/users/oidrom/)
 * (@oidrom)
 * [6 months ago](https://wordpress.org/support/topic/error-readystate-4/)
 * Hello,
 * I started using XCloner on all my WordPress-Websites. I really like it so far.
   But on one a bit bigger website I do have problems.
 * When I try to do a Backup of my Files after a while I get this error:
 * `{"readyState":4,"responseText":"\n\n503 Service Unavailable\n\n Service Unavailable\
   nThe server is temporarily unable to service your\nrequest due to maintenance
   downtime or capacity\nproblems. Please try again later. \n\n","status":503,"statusText":"
   error"}`
 * I was able to “Restart Backup” and then it finished. But this only works when
   I don’t add my complete “uploads”-Folder, which is in total around 20GB. So the
   Backup at the end is quite small (600MB), but the process is not working, when
   I am not sitting next to it to tick “Restart Backup” after quite a while.
 * Any idea why this is happening?
 * Thank you very much for the help!
 * PS: The debug-console is not showing any entry 🙁
    -  This topic was modified 6 months ago by [oidrom](https://wordpress.org/support/users/oidrom/).

The topic ‘Error: readystate: 4’ is closed to new replies.

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## Tags

 * [backups](https://wordpress.org/support/topic-tag/backups/)

 * 0 replies
 * 1 participant
 * Last reply from: [oidrom](https://wordpress.org/support/users/oidrom/)
 * Last activity: [6 months ago](https://wordpress.org/support/topic/error-readystate-4/)
 * Status: not resolved