Title: PHP Warning
Last modified: July 30, 2026

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# PHP Warning

 *  Resolved [Qilin](https://wordpress.org/support/users/qilin2000/)
 * (@qilin2000)
 * [1 week, 2 days ago](https://wordpress.org/support/topic/php-warning-575/)
 * Hello there,
 * After installing this plugin, the following PHP Warning appears from time to 
   time:
 * **Undefined array key 0 in mywebsite.com\wp-content\plugins\core-rollback\src\
   Core.php on line 189**
 * My PHP version: 8.1.34, MySQL version: 8.0.46, WordPress version: 6.9.5
 * Please look into it, thanks!
 * Qilin

Viewing 1 replies (of 1 total)

 *  Plugin Author [Andy Fragen](https://wordpress.org/support/users/afragen/)
 * (@afragen)
 * [1 week, 2 days ago](https://wordpress.org/support/topic/php-warning-575/#post-18979580)
 * Thanks for the report. It should be fixed in v1.4.3.

Viewing 1 replies (of 1 total)

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 * 1 reply
 * 2 participants
 * Last reply from: [Andy Fragen](https://wordpress.org/support/users/afragen/)
 * Last activity: [1 week, 2 days ago](https://wordpress.org/support/topic/php-warning-575/#post-18979580)
 * Status: resolved