Title: PHP mistake warning
Last modified: August 11, 2020

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# PHP mistake warning

 *  Resolved [blackhatrus](https://wordpress.org/support/users/blackhatrus/)
 * (@blackhatrus)
 * [5 years, 10 months ago](https://wordpress.org/support/topic/php-mistake-warning/)
 * Hello,
    Today I found the following message in my query Monitor: mkdir(): File
   exists 1 + wp-content/plugins/hummingbird-performance/core/class-logger.php:184
 * ANy idea what could it mean
 * Regards,
    Vlad

Viewing 3 replies - 1 through 3 (of 3 total)

 *  [Kris – WPMU DEV Support](https://wordpress.org/support/users/wpmudevsupport13/)
 * (@wpmudevsupport13)
 * [5 years, 10 months ago](https://wordpress.org/support/topic/php-mistake-warning/#post-13239038)
 * Hi [@blackhatrus](https://wordpress.org/support/users/blackhatrus/)
 * I hope you are doing good today.
 * This could be an issue with permissions settings on the server-side.
 * Please try to:
    1. enter /wp-content/ folder via FTP and delete advanced-cache.
   php file, refresh front page, refresh dashboard
 * 2. enter /wp-content/ folder via FTP and check does both of those folders exist:
   /
   wphb-cache/ /wphb-logs/ If any of those folders do not exist, please create it
   and give them permission 755. You can also ask your hosting provider about this,
   depend on hosting restriction.
 * Please let us know does that helps to fix the message.
 * Kind Regards,
    Kris
 *  Thread Starter [blackhatrus](https://wordpress.org/support/users/blackhatrus/)
 * (@blackhatrus)
 * [5 years, 10 months ago](https://wordpress.org/support/topic/php-mistake-warning/#post-13241560)
 * Thnaks for quick replay. It’s really appreciated.
 *  Plugin Support [Patrick – WPMU DEV Support](https://wordpress.org/support/users/wpmudevsupport12/)
 * (@wpmudevsupport12)
 * [5 years, 9 months ago](https://wordpress.org/support/topic/php-mistake-warning/#post-13253652)
 * Hi [@blackhatrus](https://wordpress.org/support/users/blackhatrus/)
 * I hope you are doing well.
 * You are more than welcome, please let us know the result you got on the troubleshooting
   tests.
 * Best Regards
    Patrick Freitas

Viewing 3 replies - 1 through 3 (of 3 total)

The topic ‘PHP mistake warning’ is closed to new replies.

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 * 3 replies
 * 3 participants
 * Last reply from: [Patrick – WPMU DEV Support](https://wordpress.org/support/users/wpmudevsupport12/)
 * Last activity: [5 years, 9 months ago](https://wordpress.org/support/topic/php-mistake-warning/#post-13253652)
 * Status: resolved