Title: Invalid argument
Last modified: August 20, 2016

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# Invalid argument

 *  [zactoff](https://wordpress.org/support/users/zactoff/)
 * (@zactoff)
 * [13 years, 7 months ago](https://wordpress.org/support/topic/invalid-argument-10/)
 * Plugin returns invalid argument error on activation
 * [http://wordpress.org/extend/plugins/order-up-custom-post-order/](http://wordpress.org/extend/plugins/order-up-custom-post-order/)

 The topic ‘Invalid argument’ is closed to new replies.

 * ![](https://s.w.org/plugins/geopattern-icon/order-up-custom-post-order.svg)
 * [Custom Post Order](https://wordpress.org/plugins/order-up-custom-post-order/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/order-up-custom-post-order/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/order-up-custom-post-order/)
 * [Active Topics](https://wordpress.org/support/plugin/order-up-custom-post-order/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/order-up-custom-post-order/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/order-up-custom-post-order/reviews/)

 * 0 replies
 * 1 participant
 * Last reply from: [zactoff](https://wordpress.org/support/users/zactoff/)
 * Last activity: [13 years, 7 months ago](https://wordpress.org/support/topic/invalid-argument-10/)
 * Status: not resolved