Title: Error Countable
Last modified: April 3, 2019

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# Error Countable

 *  [AAVasilev](https://wordpress.org/support/users/aavasilev/)
 * (@aavasilev)
 * [7 years, 2 months ago](https://wordpress.org/support/topic/error-countable/)
 * Hi
    After installing i have error:
 * `Warning: count(): Parameter must be an array or an object that implements Countable
   in .../wp-admin/includes/class-wp-list-table.php on line 588`
 * on pages of plugin: service, attendant, discount. And also in WordPress in the
   section of creating records/categories
    -  This topic was modified 7 years, 2 months ago by [AAVasilev](https://wordpress.org/support/users/aavasilev/).

Viewing 9 replies - 1 through 9 (of 9 total)

 *  Plugin Author [Dimitri Grassi](https://wordpress.org/support/users/wordpresschef/)
 * (@wordpresschef)
 * [7 years, 2 months ago](https://wordpress.org/support/topic/error-countable/#post-11387910)
 * Hi,
 * in the last version available it should not appear.
 *  Thread Starter [AAVasilev](https://wordpress.org/support/users/aavasilev/)
 * (@aavasilev)
 * [7 years, 2 months ago](https://wordpress.org/support/topic/error-countable/#post-11388439)
 * No, disabled, removed, reinstalled – nothing has changed, after activating the
   plugin again the same error
 *  Plugin Author [Dimitri Grassi](https://wordpress.org/support/users/wordpresschef/)
 * (@wordpresschef)
 * [7 years, 2 months ago](https://wordpress.org/support/topic/error-countable/#post-11388507)
 * Hi,
 * if you disable salon booking this warning is still there or not?
 *  Thread Starter [AAVasilev](https://wordpress.org/support/users/aavasilev/)
 * (@aavasilev)
 * [7 years, 2 months ago](https://wordpress.org/support/topic/error-countable/#post-11388546)
 * If off, then all is well
 *  Plugin Author [Dimitri Grassi](https://wordpress.org/support/users/wordpresschef/)
 * (@wordpresschef)
 * [7 years, 2 months ago](https://wordpress.org/support/topic/error-countable/#post-11388608)
 * which version of php do you have in use?
 *  Thread Starter [AAVasilev](https://wordpress.org/support/users/aavasilev/)
 * (@aavasilev)
 * [7 years, 2 months ago](https://wordpress.org/support/topic/error-countable/#post-11388651)
 * 7.2
 *  Plugin Author [Dimitri Grassi](https://wordpress.org/support/users/wordpresschef/)
 * (@wordpresschef)
 * [7 years, 2 months ago](https://wordpress.org/support/topic/error-countable/#post-11391631)
 * Ok it’s due to the version of php, we are going to fix it.
 *  [Valeriy](https://wordpress.org/support/users/osiw/)
 * (@osiw)
 * [6 years, 11 months ago](https://wordpress.org/support/topic/error-countable/#post-11655679)
 * Hi, did you fix this bug? I’m also present.
    –>Warning: count(): Parameter must
   be an array or an object that implements Countable in …includes/class-wp-list-
   table.php on line 588
    -  This reply was modified 6 years, 11 months ago by [Valeriy](https://wordpress.org/support/users/osiw/).
 *  [georg001](https://wordpress.org/support/users/georg001/)
 * (@georg001)
 * [6 years, 7 months ago](https://wordpress.org/support/topic/error-countable/#post-12086586)
 * I get the same error with V3.33 and PHP 7.3. Tried it with PHP 7.2. Is there 
   a fix?
 * Thank you.

Viewing 9 replies - 1 through 9 (of 9 total)

The topic ‘Error Countable’ is closed to new replies.

 * ![](https://ps.w.org/salon-booking-system/assets/icon-256x256.gif?rev=3214950)
 * [Salon Booking System - Free Version](https://wordpress.org/plugins/salon-booking-system/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/salon-booking-system/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/salon-booking-system/)
 * [Active Topics](https://wordpress.org/support/plugin/salon-booking-system/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/salon-booking-system/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/salon-booking-system/reviews/)

 * 9 replies
 * 4 participants
 * Last reply from: [georg001](https://wordpress.org/support/users/georg001/)
 * Last activity: [6 years, 7 months ago](https://wordpress.org/support/topic/error-countable/#post-12086586)
 * Status: not resolved