Title: Undefined variable errors in debug log
Last modified: August 30, 2016

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# Undefined variable errors in debug log

 *  [digbymaass](https://wordpress.org/support/users/digbymaass/)
 * (@digbymaass)
 * [10 years, 5 months ago](https://wordpress.org/support/topic/undefined-variable-errors-in-debug-log/)
 * This is repeated thousands of times. In fact there are about 20,000 error messages
   just for one hour.
    They are all from collaspsArchList.php Here’s a sample two…
 * [18-Dec-2015 09:42:02 UTC] PHP Notice: Undefined index: collapsArch-2014-1:2 
   in /home/carnethy/public_html/wp-content/plugins/collapsing-archives/collapsArchList.
   php on line 396
 * [18-Dec-2015 09:39:22 UTC] PHP Notice: Undefined variable: lastyear in /home/
   carnethy/public_html/wp-content/plugins/collapsing-archives/collapsArchList.php
   on line 132
 * [https://wordpress.org/plugins/collapsing-archives/](https://wordpress.org/plugins/collapsing-archives/)

The topic ‘Undefined variable errors in debug log’ is closed to new replies.

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## Tags

 * [undefined variable](https://wordpress.org/support/topic-tag/undefined-variable/)

 * 0 replies
 * 1 participant
 * Last reply from: [digbymaass](https://wordpress.org/support/users/digbymaass/)
 * Last activity: [10 years, 5 months ago](https://wordpress.org/support/topic/undefined-variable-errors-in-debug-log/)
 * Status: not resolved