Reply To: Gallery – Illegal string offsets

• qiD

• May 22, 2018 at 6:10 am

OK, I found solution.
I used is_admin() function and this cause a problem.

// Before
if ( is_admin() ) {
	require_once get_template_directory() . '/core/custom-fields.php';
}

// After
require_once get_template_directory() . '/core/custom-fields.php';