Title: Array to string conversion error
Last modified: November 2, 2022

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# Array to string conversion error

 *  Resolved [MisterHunter](https://wordpress.org/support/users/misterhunter/)
 * (@misterhunter)
 * [3 years, 7 months ago](https://wordpress.org/support/topic/array-to-string-conversion-error-7/)
 * Since upgrading our server to use PHP8 we are now getting this error repeatedly
   in the error_log:
    `[02-Nov-2022 08:25:28 America/Toronto] PHP Warning: Array
   to string conversion in /public_html/wp-content/plugins/litespeed-cache/src/object.
   lib.php on line 457`
 * We are currently running the Litespeed plugin v5.3

Viewing 4 replies - 1 through 4 (of 4 total)

 *  Plugin Support [qtwrk](https://wordpress.org/support/users/qtwrk/)
 * (@qtwrk)
 * [3 years, 7 months ago](https://wordpress.org/support/topic/array-to-string-conversion-error-7/#post-16158875)
 * please provide the report number
 * you can get it in toolbox -> report -> click “send to LiteSpeed”
 *  Thread Starter [MisterHunter](https://wordpress.org/support/users/misterhunter/)
 * (@misterhunter)
 * [3 years, 7 months ago](https://wordpress.org/support/topic/array-to-string-conversion-error-7/#post-16160688)
 * Report #: BVBAEUFB
 *  Plugin Support [qtwrk](https://wordpress.org/support/users/qtwrk/)
 * (@qtwrk)
 * [3 years, 6 months ago](https://wordpress.org/support/topic/array-to-string-conversion-error-7/#post-16194703)
 * could you please try disable object cache and see if this still show sup ?
 *  Thread Starter [MisterHunter](https://wordpress.org/support/users/misterhunter/)
 * (@misterhunter)
 * [3 years, 6 months ago](https://wordpress.org/support/topic/array-to-string-conversion-error-7/#post-16212109)
 * Once I disabled the object cache it seems to work, however it would be ideal 
   if we can keep this enabled and not have these errors.

Viewing 4 replies - 1 through 4 (of 4 total)

The topic ‘Array to string conversion error’ is closed to new replies.

 * ![](https://ps.w.org/litespeed-cache/assets/icon-256x256.png?rev=2554181)
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 * 4 replies
 * 2 participants
 * Last reply from: [MisterHunter](https://wordpress.org/support/users/misterhunter/)
 * Last activity: [3 years, 6 months ago](https://wordpress.org/support/topic/array-to-string-conversion-error-7/#post-16212109)
 * Status: resolved