Title: Plugin install error
Last modified: August 21, 2016

---

# Plugin install error

 *  [ebarlason](https://wordpress.org/support/users/ebarlason/)
 * (@ebarlason)
 * [12 years, 7 months ago](https://wordpress.org/support/topic/plugin-install-error-2/)
 * Hello!
 * I’ve just tried to add some price calculator plugin but after i installed WpCalculator,
   i couldnt activate and now i cant delete it anymore and give me these Warnings:
   
   Warning: Cannot modify header information – headers already sent by (output started
   at /home/content/62/10442962/html/haktaxi/wp-content/plugins/wp-calculator/wp_calculator.
   php:67) in /home/content/62/10442962/html/haktaxi/wp-admin/post.php on line 222
 * Warning: Cannot modify header information – headers already sent by (output started
   at /home/content/62/10442962/html/haktaxi/wp-content/plugins/wp-calculator/wp_calculator.
   php:67) in /home/content/62/10442962/html/haktaxi/wp-includes/pluggable.php on
   line 875
 * And also now i cannot make any changes in my admin panel anymore.
 * so i need someone to help me!!
 * thanks in advance.
 * barlas

Viewing 1 replies (of 1 total)

 *  [nick_nielsen](https://wordpress.org/support/users/nick_nielsen/)
 * (@nick_nielsen)
 * [12 years, 6 months ago](https://wordpress.org/support/topic/plugin-install-error-2/#post-4252753)
 * Sounds like you’ll have to use ftp to remove the plugin from your plugins directory.
   
   This usually gives you back your admin panel.

Viewing 1 replies (of 1 total)

The topic ‘Plugin install error’ is closed to new replies.

## Tags

 * [plugin error](https://wordpress.org/support/topic-tag/plugin-error/)

 * 1 reply
 * 2 participants
 * Last reply from: [nick_nielsen](https://wordpress.org/support/users/nick_nielsen/)
 * Last activity: [12 years, 6 months ago](https://wordpress.org/support/topic/plugin-install-error-2/#post-4252753)
 * Status: not resolved

## Topics

### Topics with no replies

### Non-support topics

### Resolved topics

### Unresolved topics

### All topics