Title: Warning: expected parameter
Last modified: January 19, 2022

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# Warning: expected parameter

 *  Resolved [bemrtee](https://wordpress.org/support/users/bemrtee/)
 * (@bemrtee)
 * [4 years, 4 months ago](https://wordpress.org/support/topic/warning-expected-parameter/)
 * Hi,
 * and thx for reading this problem, I hope someone can help me…
    when designing
   our website we need extra options for our clothing (all clothing have to have
   the same options) we’ve put in the options in the plugin and get following error
   on the shopping site as we open it in a browser:
 * Warning: array_map(): Expected parameter 2 to be an array, null given in /home/
   busteae154/domains/mrtee.nl/public_html/wp-content/plugins/extra-product-options-
   for-woocommerce/includes/class-epofw-front.php on line 255
 * what can we do to provent this from happening?
 * site details:
    Wooocommerce elementor to make it nice looking oceanwp theme
 * hope you can help…
 * kind regards
 * MrTee
 * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Fwarning-expected-parameter%2F%3Foutput_format%3Dmd&locale=en_US)
   to see the link]_

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

 *  Plugin Author [actpro](https://wordpress.org/support/users/actpro/)
 * (@actpro)
 * [4 years, 4 months ago](https://wordpress.org/support/topic/warning-expected-parameter/#post-15268229)
 * Hello [@bemrtee](https://wordpress.org/support/users/bemrtee/)
 * Thanks for reaching out to us.
 * Can you share some screenshot or video on this email ( [wpactpro@gmail.com](https://wordpress.org/support/topic/warning-expected-parameter/wpactpro@gmail.com?output_format=md))
   with added code and option settings. It would be more helpful for us to debug
   your issue.
 * Thanks.
 *  Thread Starter [bemrtee](https://wordpress.org/support/users/bemrtee/)
 * (@bemrtee)
 * [4 years, 4 months ago](https://wordpress.org/support/topic/warning-expected-parameter/#post-15268338)
 * thx for the reply,
 * e-mail is send 😉
 *  Plugin Author [actpro](https://wordpress.org/support/users/actpro/)
 * (@actpro)
 * [4 years, 4 months ago](https://wordpress.org/support/topic/warning-expected-parameter/#post-15277431)
 * Hello [@bemrtee](https://wordpress.org/support/users/bemrtee/)
 * Thanks for the response.
 * We have updated latest plugin version 2.0. Can you check your issue resolved 
   or not with this version.
 * Thanks.

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

The topic ‘Warning: expected parameter’ is closed to new replies.

 * ![](https://ps.w.org/extra-product-options-for-woocommerce/assets/icon-256x256.
   png?rev=2406195)
 * [Extra Product Options for WooCommerce](https://wordpress.org/plugins/extra-product-options-for-woocommerce/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/extra-product-options-for-woocommerce/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/extra-product-options-for-woocommerce/)
 * [Active Topics](https://wordpress.org/support/plugin/extra-product-options-for-woocommerce/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/extra-product-options-for-woocommerce/unresolved/)
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 * 3 replies
 * 2 participants
 * Last reply from: [actpro](https://wordpress.org/support/users/actpro/)
 * Last activity: [4 years, 4 months ago](https://wordpress.org/support/topic/warning-expected-parameter/#post-15277431)
 * Status: resolved