Title: Topic Tag: set_prefix | WordPress.org

---

# Topic Tag: set_prefix

    - Topic
    - Participants
    - Replies
    - Last Post
 *  -  [[Shariff Wrapper] Fatal error: Call to a member function set_prefix() on a non-object](https://wordpress.org/support/topic/fatal-error-call-to-a-member-function-set_prefix-on-a-non-object/)
    -  Started by: [sgt](https://wordpress.org/support/users/sgt/)
    - 3
    - 4
    -  [10 years, 8 months ago](https://wordpress.org/support/topic/fatal-error-call-to-a-member-function-set_prefix-on-a-non-object/#post-6456782)
    -  [3UU](https://wordpress.org/support/users/3uu/)
 *  -  [Unable to access tables with different prefix](https://wordpress.org/support/topic/unable-to-access-tables-with-different-prefix/)
    -  Started by: [bmeisler](https://wordpress.org/support/users/bmeisler/)
    - 1
    - 0
    -  [14 years, 12 months ago](https://wordpress.org/support/topic/unable-to-access-tables-with-different-prefix/)
    -  [bmeisler](https://wordpress.org/support/users/bmeisler/)
 *  -  [Custom Select Query: Both Category & Taxonomy?](https://wordpress.org/support/topic/custom-select-query-both-category-taxonomy/)
      [1](https://wordpress.org/support/topic/custom-select-query-both-category-taxonomy/?output_format=md)
      [2](https://wordpress.org/support/topic/custom-select-query-both-category-taxonomy/page/2/?output_format=md)
    -  Started by: [travelvice](https://wordpress.org/support/users/travelvice/)
    - 2
    - 16
    -  [15 years, 2 months ago](https://wordpress.org/support/topic/custom-select-query-both-category-taxonomy/page/2/#post-1954836)
    -  [travelvice](https://wordpress.org/support/users/travelvice/)
 *  -  [Calling wp-blog-header.php from inside a PHP function](https://wordpress.org/support/topic/calling-wp-blog-headerphp-from-inside-a-php-function/)
    -  Started by: [markusku](https://wordpress.org/support/users/markusku/)
    - 6
    - 7
    -  [16 years, 3 months ago](https://wordpress.org/support/topic/calling-wp-blog-headerphp-from-inside-a-php-function/#post-1128709)
    -  [erikperik](https://wordpress.org/support/users/erikperik/)
 *  -  [How do I use WP functions outside a web context?](https://wordpress.org/support/topic/how-do-i-use-wp-functions-outside-a-web-context/)
    -  Started by: [kokaku](https://wordpress.org/support/users/kokaku/)
    - 2
    - 1
    -  [16 years, 11 months ago](https://wordpress.org/support/topic/how-do-i-use-wp-functions-outside-a-web-context/#post-809500)
    -  [photo312](https://wordpress.org/support/users/photo312/)
 *  -  [Fatal error: Call to a member function set_prefix()](https://wordpress.org/support/topic/fatal-error-call-to-a-member-function-set_prefix/)
    -  Started by: [aldarion](https://wordpress.org/support/users/aldarion/)
    - 12
    - 15
    -  [17 years, 3 months ago](https://wordpress.org/support/topic/fatal-error-call-to-a-member-function-set_prefix/#post-760196)
    -  [libellule24](https://wordpress.org/support/users/libellule24/)
 *   

## Topics

### Topics with no replies

### Non-support topics

### Resolved topics

### Unresolved topics

### All topics

## Feeds

 * [RSS Recent Posts](https://wordpress.org/support/forums/feed/)
 * [RSS Recent Topics](https://wordpress.org/support/topics/feed/)