Title: dmtang's Topics | WordPress.org

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# dmtang

  [  ](https://wordpress.org/support/users/dmtang/)

 *   [Profile](https://wordpress.org/support/users/dmtang/)
 *   [Topics Started](https://wordpress.org/support/users/dmtang/topics/)
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 *   [Topics Replied To](https://wordpress.org/support/users/dmtang/replied-to/)
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## Forum Topics Started

    - Topic
    - Participants
    - Replies
    - Last Post
 *  -  [call_user_func_array() expects parameter 1 to be a valid callback](https://wordpress.org/support/topic/call_user_func_array-expects-parameter-1-to-be-a-valid-callback-8/)
    -  Started by: [dmtang](https://wordpress.org/support/users/dmtang/) in: [Themes and Templates](https://wordpress.org/support/forum/themes-and-templates/)
    - 2
    - 2
    -  [10 years, 1 month ago](https://wordpress.org/support/topic/call_user_func_array-expects-parameter-1-to-be-a-valid-callback-8/#post-7339816)
    -  [dmtang](https://wordpress.org/support/users/dmtang/)
 *