Title: Error Warning
Last modified: August 22, 2016

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# Error Warning

 *  [WPSpeak](https://wordpress.org/support/users/devplus/)
 * (@devplus)
 * [11 years, 6 months ago](https://wordpress.org/support/topic/error-warning-5/)
 * When I hit the publish button after creating the timeline, I got this error:
 * Notice: Undefined index: timeline_um_content_source in ~path\wp-content\plugins\
   timeline-ultimate\includes\timeline-um-meta.php on line 740
 * Notice: Undefined index: timeline_um_taxonomy in ~path\wp-content\plugins\timeline-
   ultimate\includes\timeline-um-meta.php on line 746
 * Notice: Undefined index: timeline_um_taxonomy_category in ~path\wp-content\plugins\
   timeline-ultimate\includes\timeline-um-meta.php on line 747
 * Notice: Undefined index: timeline_um_post_ids in ~path\wp-content\plugins\timeline-
   ultimate\includes\timeline-um-meta.php on line 749
 * Notice: Undefined variable: timeline_um_slider_pagination_bg in ~path\wp-content\
   plugins\timeline-ultimate\includes\timeline-um-meta.php on line 775
 * Notice: Undefined variable: timeline_um_slider_pagination_text_color in ~path\
   wp-content\plugins\timeline-ultimate\includes\timeline-um-meta.php on line 776
 * Warning: Cannot modify header information – headers already sent by (output started
   at ~path\wp-content\plugins\timeline-ultimate\includes\timeline-um-meta.php:740)
   in ~path\wp-includes\pluggable.php on line 1179
 * [https://wordpress.org/plugins/timeline-ultimate/](https://wordpress.org/plugins/timeline-ultimate/)

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

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 * 0 replies
 * 1 participant
 * Last reply from: [WPSpeak](https://wordpress.org/support/users/devplus/)
 * Last activity: [11 years, 6 months ago](https://wordpress.org/support/topic/error-warning-5/)
 * Status: not resolved