Title: Warning Array_keys() Error
Last modified: August 19, 2016

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# Warning Array_keys() Error

 *  [billg16](https://wordpress.org/support/users/billg16/)
 * (@billg16)
 * [15 years, 4 months ago](https://wordpress.org/support/topic/warning-array_keys-error/)
 * Can anyone please help me with this. I updated WP, I think this showed up after
   that.
 * Warning: array_keys() [function.array-keys]: The first argument should be an 
   array in …… /adsenseoptimizer.php on line 17
 * Thanks

The topic ‘Warning Array_keys() Error’ is closed to new replies.

## Tags

 * [array](https://wordpress.org/support/topic-tag/array/)
 * [warning](https://wordpress.org/support/topic-tag/warning/)

 * In: [Fixing WordPress](https://wordpress.org/support/forum/how-to-and-troubleshooting/)
 * 0 replies
 * 1 participant
 * Last reply from: [billg16](https://wordpress.org/support/users/billg16/)
 * Last activity: [15 years, 4 months ago](https://wordpress.org/support/topic/warning-array_keys-error/)
 * Status: not resolved

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