Title: Warning: call_user_func_array() expects parameter
Last modified: September 29, 2024

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# Warning: call_user_func_array() expects parameter

 *  Resolved [Kaleu_87](https://wordpress.org/support/users/kaleu_87/)
 * (@kaleu_87)
 * [1 year, 6 months ago](https://wordpress.org/support/topic/warning-call_user_func_array-expects-parameter-9/)
 * Hey,
 * auf der Kasseseite erscheint über dem bezahlenbutton folgendes und die Kunden
   unterlassen so natürlich weitere Käufe! Was könnte das sein?
 * **Warning**: call_user_func_array() expects parameter 1 to be a valid callback,
   function ‘woo_vou_german_woocommerce_calc_tax’ not found or invalid function 
   name in **/httpdocs/wp-includes/class-wp-hook.php** on line **324**
 * **Warning**: call_user_func_array() expects parameter 1 to be a valid callback,
   function ‘woo_vou_german_woocommerce_calc_tax’ not found or invalid function 
   name in **httpdocs/wp-includes/class-wp-hook.php** on line **324**
 * **Warning**: Invalid argument supplied for foreach() in**/httpdocs/wp-content/
   plugins/woocommerce-germanized/includes/wc-gzd-cart-functions.php** on line **
   1078**
 * **Warning**: call_user_func_array() expects parameter 1 to be a valid callback,
   function ‘woo_vou_german_woocommerce_calc_tax’ not found or invalid function 
   name in**/httpdocs/wp-includes/class-wp-hook.php** on line **324**
 * **Warning**: call_user_func_array() expects parameter 1 to be a valid callback,
   function ‘woo_vou_german_woocommerce_calc_tax’ not found or invalid function 
   name in **/httpdocs/wp-includes/class-wp-hook.php** on line **324**
 * **Warning**: Invalid argument supplied for foreach() in **httpdocs/wp-content/
   plugins/woocommerce-germanized/includes/wc-gzd-cart-functions.php** on line **
   1078**

Viewing 1 replies (of 1 total)

 *  Plugin Author [vendidero](https://wordpress.org/support/users/vendidero/)
 * (@vendidero)
 * [1 year, 6 months ago](https://wordpress.org/support/topic/warning-call_user_func_array-expects-parameter-9/#post-18044486)
 * Hi,
 * definitiv irgendein anderes Plugin oder eine individuelle Erweiterung/Snippet.
   Aus dem Germanized Core stammt das jedenfalls nicht. Bitte im Zweifel nach dem
   Ausschlussprinzip testen: [https://vendidero.de/debugging-woocommerce-probleme-finden-und-beheben](https://vendidero.de/debugging-woocommerce-probleme-finden-und-beheben)
 * Grüße

Viewing 1 replies (of 1 total)

The topic ‘Warning: call_user_func_array() expects parameter’ is closed to new replies.

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 * 1 reply
 * 2 participants
 * Last reply from: [vendidero](https://wordpress.org/support/users/vendidero/)
 * Last activity: [1 year, 6 months ago](https://wordpress.org/support/topic/warning-call_user_func_array-expects-parameter-9/#post-18044486)
 * Status: resolved