Title: Apache Error Log
Last modified: August 20, 2016

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# Apache Error Log

 *  Resolved [onerock](https://wordpress.org/support/users/onerock/)
 * (@onerock)
 * [13 years, 5 months ago](https://wordpress.org/support/topic/apache-error-log-2/)
 * My Apache error log (/var/log/httpd/error_log) is filled with thousands of the
   following errors. I have verified that the files exist in the directory that 
   it is referring to. Please let me know how I can fix this. Thanks in advance.
   Scott
 * which: no jpegtran in (/var/www/vhosts/example.com/httpdocs/wp-content/plugins/
   ewww-image-optimizer)
    which: no optipng in (/var/www/vhosts/example.com/httpdocs/
   wp-content/plugins/ewww-image-optimizer) which: no gifsicle in (/var/www/vhosts/
   example.com/httpdocs/wp-content/plugins/ewww-image-optimizer) which: no pngout-
   static in (/var/www/vhosts/example.com/httpdocs/wp-content/plugins/ewww-image-
   optimizer)
 * [http://wordpress.org/extend/plugins/ewww-image-optimizer/](http://wordpress.org/extend/plugins/ewww-image-optimizer/)

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

 *  Plugin Author [nosilver4u](https://wordpress.org/support/users/nosilver4u/)
 * (@nosilver4u)
 * [13 years, 5 months ago](https://wordpress.org/support/topic/apache-error-log-2/#post-3318341)
 * It looks like you are using an older version of the plugin. As of 1.3 (released
   a couple days ago), it no longer uses ‘which’. I’d recommend upgrading first.
 *  Thread Starter [onerock](https://wordpress.org/support/users/onerock/)
 * (@onerock)
 * [13 years, 5 months ago](https://wordpress.org/support/topic/apache-error-log-2/#post-3318351)
 * Thanks for the quick response and for the great plugin. I am currently on version
   1.3.1. I found the errors while working on other things. I am looking deeper 
   at the logs and I see that they stopped a few days ago, so it looks like that
   solved it.
 * Thanks again!

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

The topic ‘Apache Error Log’ is closed to new replies.

 * ![](https://ps.w.org/ewww-image-optimizer/assets/icon-256x256.png?rev=1582276)
 * [EWWW Image Optimizer](https://wordpress.org/plugins/ewww-image-optimizer/)
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## Tags

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

 * 2 replies
 * 2 participants
 * Last reply from: [onerock](https://wordpress.org/support/users/onerock/)
 * Last activity: [13 years, 5 months ago](https://wordpress.org/support/topic/apache-error-log-2/#post-3318351)
 * Status: resolved