Title: askwarok1's Replies | WordPress.org

---

# askwarok1

  [  ](https://wordpress.org/support/users/askwarok1/)

 *   [Profile](https://wordpress.org/support/users/askwarok1/)
 *   [Topics Started](https://wordpress.org/support/users/askwarok1/topics/)
 *   [Replies Created](https://wordpress.org/support/users/askwarok1/replies/)
 *   [Reviews Written](https://wordpress.org/support/users/askwarok1/reviews/)
 *   [Topics Replied To](https://wordpress.org/support/users/askwarok1/replied-to/)
 *   [Engagements](https://wordpress.org/support/users/askwarok1/engagements/)
 *   [Favorites](https://wordpress.org/support/users/askwarok1/favorites/)

 Search replies:

## Forum Replies Created

Viewing 2 replies - 1 through 2 (of 2 total)

 *   Forum: [Fixing WordPress](https://wordpress.org/support/forum/how-to-and-troubleshooting/)
   
   In reply to: [3.6 Missing functions](https://wordpress.org/support/topic/36-missing-functions/)
 *  [askwarok1](https://wordpress.org/support/users/askwarok1/)
 * (@askwarok1)
 * [12 years ago](https://wordpress.org/support/topic/36-missing-functions/#post-3998996)
 * I really really need someones help. I have these two warnings:
 * Warning: call_user_func_array() expects parameter 1 to be a valid callback, function‘
   _show_post_preview’ not found or invalid function name in /home/askwarok1/amandaskwarok.
   com/wp-includes/plugin.php on line 406
 * Warning: Cannot modify header information – headers already sent by (output started
   at /home/askwarok1/amandaskwarok.com/wp-includes/plugin.php:406) in /home/askwarok1/
   amandaskwarok.com/wp-includes/pluggable.php on line 874
 * My hosting site automatically upgraded me to php5 and this is what happened.
 * I have already tired:
 * -everything listed by esmi’s advice.
    -I tried reverting back to the old php 
   5.2 -I updated and reloaded the new wordpress files (includes and admin) -I deleted
   and reuploaded wp-login. -I deactivated my plugins content-plugins -renamed theme
   to -old
 * I feel like I really tried but to no avail…
    I’m a freelance designer so you 
   can imagine how stressful this is as this is my job…
 * If anyone could help me I would be so so greatfull! 🙂
 *   Forum: [Fixing WordPress](https://wordpress.org/support/forum/how-to-and-troubleshooting/)
   
   In reply to: [Upgraded and now cannot login](https://wordpress.org/support/topic/upgraded-and-now-cannot-login/)
 *  [askwarok1](https://wordpress.org/support/users/askwarok1/)
 * (@askwarok1)
 * [12 years ago](https://wordpress.org/support/topic/upgraded-and-now-cannot-login/#post-4000524)
 * Hi I really really need someones help. I have these two warnings:
 * Warning: call_user_func_array() expects parameter 1 to be a valid callback, function‘
   _show_post_preview’ not found or invalid function name in /home/askwarok1/amandaskwarok.
   com/wp-includes/plugin.php on line 406
 * Warning: Cannot modify header information – headers already sent by (output started
   at /home/askwarok1/amandaskwarok.com/wp-includes/plugin.php:406) in /home/askwarok1/
   amandaskwarok.com/wp-includes/pluggable.php on line 874
 * My hosting site automatically upgraded me to php5 and this is what happened.
 * I have already tired:
 * -everything listed by esmi’s advice.
    -I tried reverting back to the old php 
   5.2 -I updated and reloaded the new wordpress files (includes and admin) -I deleted
   and reuploaded wp-login. -I deactivated my plugins content-plugins
 * I feel like I really tried but to no avail…
    I’m a freelance designer so you 
   can imagine how stressful this is as this is my job…
 * If anyone could help me I would be so so greatfull! 🙂

Viewing 2 replies - 1 through 2 (of 2 total)