[wp-trac] [WordPress Trac] #34148: PHP notice in class WP_List_Table using register_column_headers (_WP_List_Table_Compat)

[WordPress Trac]

#34148: PHP notice in class WP_List_Table using register_column_headers
(_WP_List_Table_Compat)
----------------------------+-----------------------------
 Reporter:  Hax             |       Owner:
     Type:  defect (bug)    |      Status:  assigned
 Priority:  normal          |   Milestone:  4.4
Component:  Administration  |     Version:  4.3
 Severity:  normal          |  Resolution:
 Keywords:  has-patch       |     Focuses:  administration
----------------------------+-----------------------------

Comment (by danielbachhuber):

 Here's the backtrace:

 {{{
 #0 WP_List_Table->get_default_primary_column_name() called at [/srv/www
 /wordpress-develop.dev/src/wp-admin/includes/list-table.php:113] #1
 _WP_List_Table_Compat->get_column_info() called at [/srv/www/wordpress-
 develop.dev/src/wp-admin/includes/class-wp-list-table.php:1080] #2
 WP_List_Table->print_column_headers(1) called at [/srv/www/wordpress-
 develop.dev/src/wp-admin/includes/list-table.php:80] #3
 print_column_headers(random-test-headers) called at [/srv/www/wordpress-
 develop.dev/src/wp-content/mu-plugins/poc-column-headers.php:11] #4
 {closure}() #5 call_user_func_array(Closure Object (), Array ([0] => ))
 called at [/srv/www/wordpress-develop.dev/src/wp-includes/plugin.php:525]
 #6 do_action(admin_notices) called at [/srv/www/wordpress-develop.dev/src
 /wp-admin/admin-header.php:250] #7 include(/srv/www/wordpress-
 develop.dev/src/wp-admin/admin-header.php) called at [/srv/www/wordpress-
 develop.dev/src/wp-admin/options-media.php:38]
 }}}

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Ticket URL: <https://core.trac.wordpress.org/ticket/34148#comment:13>
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