[wp-trac] [WordPress Trac] #40954: Create Category within posts screen error

[WordPress Trac]

#40954: Create Category within posts screen error
-------------------------------+-------------------------
 Reporter:  cfastenrath        |       Owner:  (none)
     Type:  defect (bug)       |      Status:  closed
 Priority:  normal             |   Milestone:
Component:  Posts, Post Types  |     Version:  4.8
 Severity:  normal             |  Resolution:  invalid
 Keywords:  close              |     Focuses:  javascript
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Comment (by zeeshanrokri):

 Only default themes and plugins are activated.

 {{{#!php
 <?php
 Uncaught TypeError: Cannot read property '0' of undefined
     at Object.c [as addAfter] (load-scripts.php:115)
     at Object.j.is.d.element.wpAjax.validateForm.d.data.match.d.complete
 (load-scripts.php:10)
     at i (load-scripts.php:2)
     at Object.fireWith (load-scripts.php:2)
     at y (load-scripts.php:4)
     at XMLHttpRequest.c (load-scripts.php:4)
 }}}

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Ticket URL: <https://core.trac.wordpress.org/ticket/40954#comment:5>
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