Title: warning message
Last modified: August 20, 2016

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# warning message

 *  [chp2009](https://wordpress.org/support/users/chp2009/)
 * (@chp2009)
 * [14 years, 11 months ago](https://wordpress.org/support/topic/warning-message-15/)
 * 3.1.3
    multi-site buddypress Warning: array_key_exists() [function.array-key-
   exists]: The second argument should be either an array or an object in /XXXXX/
   wp-content/plugins/wpbook/wpbook.php on line 1159

Viewing 1 replies (of 1 total)

 *  Thread Starter [chp2009](https://wordpress.org/support/users/chp2009/)
 * (@chp2009)
 * [14 years, 11 months ago](https://wordpress.org/support/topic/warning-message-15/#post-2106809)
 * deactivating events manager removed the warning
 * [http://wordpress.org/extend/plugins/events-manager/](http://wordpress.org/extend/plugins/events-manager/)

Viewing 1 replies (of 1 total)

The topic ‘warning message’ is closed to new replies.

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 * 1 reply
 * 1 participant
 * Last reply from: [chp2009](https://wordpress.org/support/users/chp2009/)
 * Last activity: [14 years, 11 months ago](https://wordpress.org/support/topic/warning-message-15/#post-2106809)
 * Status: not resolved