Title: Undefined array key
Last modified: February 16, 2023

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# Undefined array key

 *  Resolved Anonymous User
 * (@anonymized-20903335)
 * [3 years, 3 months ago](https://wordpress.org/support/topic/undefined-array-key-18/)
 * Hello, we are getting the error message:
 * FastCGI sent in stderr: “ine 286PHP message: PHP Warning: Undefined array key“
   button_alignment_method” in wp-content/plugins/printfriendly/pf.php on line 263PHP
   message: PHP Warning: Undefined array key “button_alignment_method” in wp-content/
   plugins/printfriendly/pf.php on line 350PHP message: PHP Warning: Undefined array
   key “button_alignment_method” in wp-content/plugins/printfriendly/pf.php on line
   351PHP message: PHP Warning: Undefined array key “button_alignment_method” in
   wp-content/plugins/printfriendly/pf.php on line 352″ while reading upstream,
 * php8 / wp 6.1.1 / v 5.4.0
 * any ideas?

Viewing 1 replies (of 1 total)

 *  Plugin Author [Print & PDF by PrintFriendly](https://wordpress.org/support/users/printfriendly/)
 * (@printfriendly)
 * [3 years, 3 months ago](https://wordpress.org/support/topic/undefined-array-key-18/#post-16480966)
 * We have released 5.5.0 which should fix this

Viewing 1 replies (of 1 total)

The topic ‘Undefined array key’ is closed to new replies.

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 * 1 reply
 * 2 participants
 * Last reply from: [Print & PDF by PrintFriendly](https://wordpress.org/support/users/printfriendly/)
 * Last activity: [3 years, 3 months ago](https://wordpress.org/support/topic/undefined-array-key-18/#post-16480966)
 * Status: resolved