Call to undefined function get_registered_meta_keys

Question

Call to undefined function get_registered_meta_keys

Closed this issue 7 years ago · 1 comments

WP API returns this error Call to undefined function get_registered_meta_keys.

Site: http://esceneric.com/?rest_route=/

Answer 1 · 2017-02-23T09:44:55.000Z

https://wordpress.org/support/topic/call-to-undefined-function-get_registered_meta_keys/

The reason for the error was that the function ‘get_registered_meta_keys’ was introduced with WordPress Version 4.6. See also: https://developer.wordpress.org/reference/functions/get_registered_meta_keys/
After updating WordPress to the newest Version everything is working fine.