Title: Errors
Last modified: November 11, 2016

---

# Errors

 *  [mrzpro](https://wordpress.org/support/users/mrzpro/)
 * (@mrzpro)
 * [9 years, 4 months ago](https://wordpress.org/support/topic/errors-97/)
 * I’ m receiving following errors:
 *     ```
       Notice: Undefined variable: cssid in /home/agritur8/public_html/wp-content/plugins/my-custom-css/my-custom-css.php on line 567
   
       Warning: Cannot modify header information - headers already sent by (output started at /home/agritur8/public_html/wp-content/plugins/my-custom-css/my-custom-css.php:567) in /home/agritur8/public_html/wp-content/plugins/my-custom-css/my-custom-css.php on line 577
   
       Warning: Cannot modify header information - headers already sent by (output started at /home/agritur8/public_html/wp-content/plugins/my-custom-css/my-custom-css.php:567) in /home/agritur8/public_html/wp-content/plugins/my-custom-css/my-custom-css.php on line 578
   
       Warning: Cannot modify header information - headers already sent by (output started at /home/agritur8/public_html/wp-content/plugins/my-custom-css/my-custom-css.php:567) in /home/agritur8/public_html/wp-content/plugins/my-custom-css/my-custom-css.php on line 579
   
       Warning: Cannot modify header information - headers already sent by (output started at /home/agritur8/public_html/wp-content/plugins/my-custom-css/my-custom-css.php:567) in /home/agritur8/public_html/wp-content/plugins/my-custom-css/my-custom-css.php on line 580
   
       Warning: Cannot modify header information - headers already sent by (output started at /home/agritur8/public_html/wp-content/plugins/my-custom-css/my-custom-css.php:567) in /home/agritur8/public_html/wp-content/plugins/my-custom-css/my-custom-css.php on line 581
   
       Warning: Cannot modify header information - headers already sent by (output started at /home/agritur8/public_html/wp-content/plugins/my-custom-css/my-custom-css.php:567) in /home/agritur8/public_html/wp-admin/post.php on line 197
   
       Warning: Cannot modify header information - headers already sent by (output started at /home/agritur8/public_html/wp-content/plugins/my-custom-css/my-custom-css.php:567) in /home/agritur8/public_html/wp-includes/pluggable.php on line 1174
       ```
   
 * What have I to do to fix it?

Viewing 3 replies - 1 through 3 (of 3 total)

 *  Anonymous User 357386
 * (@anonymized-357386)
 * [9 years, 4 months ago](https://wordpress.org/support/topic/errors-97/#post-8424965)
 * hi mrzpro, and sorry for this issue.
    can i have more details?
 * atm i use last release in some different blog (one in dev, with debug enabled)
   and i cannot found any issue.
 * u have see this in what circumstances?
    on frontend pageload? on backend? during
   save settings? or in plugin list?
 * have u change something to cause this error?
    thanks in advance for info.
 * regards,
    S.N.
 *  Thread Starter [mrzpro](https://wordpress.org/support/users/mrzpro/)
 * (@mrzpro)
 * [9 years, 4 months ago](https://wordpress.org/support/topic/errors-97/#post-8425971)
 * Hi Salvatore, I find the problem on backend during pages saving and strangely
   it seems the page has been normally saved….
 *  Anonymous User 357386
 * (@anonymized-357386)
 * [9 years, 4 months ago](https://wordpress.org/support/topic/errors-97/#post-8426832)
 * isn’t really strange. this is just issue and warning (i think u have debug and/
   or error reporting enabled).
    i’ll try to investigate and fix as soon as possible
   if something is wrong.
 * thanks for report,
    S.N.

Viewing 3 replies - 1 through 3 (of 3 total)

The topic ‘Errors’ is closed to new replies.

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 * 3 replies
 * 2 participants
 * Last reply from: Anonymous User 357386
 * Last activity: [9 years, 4 months ago](https://wordpress.org/support/topic/errors-97/#post-8426832)
 * Status: not resolved