Title: ReferenceError for sprintf when clicking “Background”
Last modified: December 16, 2025

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# ReferenceError for sprintf when clicking “Background”

 *  Resolved [terencejohnson](https://wordpress.org/support/users/terencejohnson/)
 * (@terencejohnson)
 * [5 months, 3 weeks ago](https://wordpress.org/support/topic/referenceerror-for-sprintf-when-clicking-background/)
 * Whenever I attempt to set a background for any Gutentor block, I get the following
   error in v3.5.3:
 * react-dom.min.js?ver=18.3.1.1:10 ReferenceError: sprintf is not defined
   at t.
   value (blocks.build.js?ver=3.5.3:1:305946)I’m using Edge 143.0.3650.75 as my 
   browser when editing.
    -  This topic was modified 5 months, 3 weeks ago by [terencejohnson](https://wordpress.org/support/users/terencejohnson/).

Viewing 1 replies (of 1 total)

 *  Plugin Contributor [codersantosh](https://wordpress.org/support/users/codersantosh/)
 * (@codersantosh)
 * [5 months, 3 weeks ago](https://wordpress.org/support/topic/referenceerror-for-sprintf-when-clicking-background/#post-18759649)
 * Hello [@terencejohnson](https://wordpress.org/support/users/terencejohnson/),
 * We have released a fix for the issue you reported in the latest version of Gutentor.
   Please update the plugin to the latest version to resolve this.
 * Best regards,

Viewing 1 replies (of 1 total)

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 * 2 replies
 * 2 participants
 * Last reply from: [codersantosh](https://wordpress.org/support/users/codersantosh/)
 * Last activity: [5 months, 3 weeks ago](https://wordpress.org/support/topic/referenceerror-for-sprintf-when-clicking-background/#post-18759649)
 * Status: resolved