Title: ERROR! Deprecated: implode(): Passing glue string after array is deprecated.
Last modified: November 11, 2020

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# ERROR! Deprecated: implode(): Passing glue string after array is deprecated.

 *  [alexmartos1](https://wordpress.org/support/users/alexmartos1/)
 * (@alexmartos1)
 * [5 years, 6 months ago](https://wordpress.org/support/topic/error-deprecated-implode-passing-glue-string-after-array-is-deprecated/)
 * I am getting an error message when saving mega menu theme.
 * This is the error showing up:
    Deprecated: implode(): Passing glue string after
   array is deprecated. Swap the parameters in /—-/—/–/————-/———-/———–/wp-content/
   plugins/wp-megamenu/libs/vendor/matthiasmullie/minify/src/CSS.php on line 518
 * How do i resolve this?
 * Thanks!
    -  This topic was modified 5 years, 6 months ago by [alexmartos1](https://wordpress.org/support/users/alexmartos1/).

Viewing 4 replies - 1 through 4 (of 4 total)

 *  [marsx79](https://wordpress.org/support/users/marsx79/)
 * (@marsx79)
 * [5 years, 6 months ago](https://wordpress.org/support/topic/error-deprecated-implode-passing-glue-string-after-array-is-deprecated/#post-13652962)
 * Hi.
 * Same problem here. Is there already a solution?
 * Regards
 *  [Rejuan Ahamed](https://wordpress.org/support/users/rejuancse/)
 * (@rejuancse)
 * [5 years, 6 months ago](https://wordpress.org/support/topic/error-deprecated-implode-passing-glue-string-after-array-is-deprecated/#post-13657940)
 * Hello [@marsx79](https://wordpress.org/support/users/marsx79/) and [@alexmartos1](https://wordpress.org/support/users/alexmartos1/),
   
   Go to file location /wp-content/plugins/wp-megamenu/libs/vendor/matthiasmullie/
   minify/src/CSS.php on line 518 and then replace this code, `'/(?<=[: ])('.strtolower(
   implode('|', array_keys($colors))).')(?=[; }])/i',`
 * I hope your problem will be solved.
 * Thanks
 *  [raobilal7755](https://wordpress.org/support/users/raobilal7755/)
 * (@raobilal7755)
 * [5 years, 1 month ago](https://wordpress.org/support/topic/error-deprecated-implode-passing-glue-string-after-array-is-deprecated/#post-14388920)
 * Rejuan Ahamed Thanks , issue Resolve thanks again , you are great ,
 *  [Yatko](https://wordpress.org/support/users/yatko/)
 * (@yatko)
 * [4 years, 11 months ago](https://wordpress.org/support/topic/error-deprecated-implode-passing-glue-string-after-array-is-deprecated/#post-14571890)
 * [@rejuancse](https://wordpress.org/support/users/rejuancse/) Thank you!

Viewing 4 replies - 1 through 4 (of 4 total)

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## Tags

 * [code](https://wordpress.org/support/topic-tag/code/)
 * [php](https://wordpress.org/support/topic-tag/php/)

 * 4 replies
 * 5 participants
 * Last reply from: [Yatko](https://wordpress.org/support/users/yatko/)
 * Last activity: [4 years, 11 months ago](https://wordpress.org/support/topic/error-deprecated-implode-passing-glue-string-after-array-is-deprecated/#post-14571890)
 * Status: not resolved