Title: Error Message – Capability Manager
Last modified: March 20, 2018

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# Error Message – Capability Manager

 *  [dougmarks](https://wordpress.org/support/users/dougmarks/)
 * (@dougmarks)
 * [8 years, 2 months ago](https://wordpress.org/support/topic/error-message-capability-manager/)
 * I can’t install the plug-in. Everything looks good until I attempt to activate.
   Then, I receive the message: The plug-in does not have a valid header
 * Any clues? Thanks

Viewing 1 replies (of 1 total)

 *  Plugin Author [Kevin Behrens](https://wordpress.org/support/users/kevinb/)
 * (@kevinb)
 * [8 years, 1 month ago](https://wordpress.org/support/topic/error-message-capability-manager/#post-10191342)
 * The newly published v1.5.8 includes some adjustments to the header.

Viewing 1 replies (of 1 total)

The topic ‘Error Message – Capability Manager’ is closed to new replies.

 * ![](https://ps.w.org/capability-manager-enhanced/assets/icon-256x256.png?rev=
   3408171)
 * [PublishPress Capabilities - User Role Editor, Access Permissions, User Capabilities, Admin Menus](https://wordpress.org/plugins/capability-manager-enhanced/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/capability-manager-enhanced/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/capability-manager-enhanced/)
 * [Active Topics](https://wordpress.org/support/plugin/capability-manager-enhanced/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/capability-manager-enhanced/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/capability-manager-enhanced/reviews/)

 * 1 reply
 * 2 participants
 * Last reply from: [Kevin Behrens](https://wordpress.org/support/users/kevinb/)
 * Last activity: [8 years, 1 month ago](https://wordpress.org/support/topic/error-message-capability-manager/#post-10191342)
 * Status: not resolved