Title: PHP Strict warning
Last modified: November 21, 2016

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# PHP Strict warning

 *  [sixtyseven](https://wordpress.org/support/users/sixtyseven/)
 * (@sixtyseven)
 * [9 years, 6 months ago](https://wordpress.org/support/topic/php-strict-warning-2/)
 * Hello from Germany,
 * I constantly get the following error:
 * PHP Strict Standards: call_user_func_array() expects parameter 1 to be a valid
   callback, non-static method dtc_gigs::setup_future_hook() should not be called
   statically
 * Any idea how to change that?

The topic ‘PHP Strict warning’ is closed to new replies.

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## Tags

 * [Strict](https://wordpress.org/support/topic-tag/strict/)

 * 0 replies
 * 1 participant
 * Last reply from: [sixtyseven](https://wordpress.org/support/users/sixtyseven/)
 * Last activity: [9 years, 6 months ago](https://wordpress.org/support/topic/php-strict-warning-2/)
 * Status: not resolved