akane-h

Sorry!!

It is yet error!!

This is right!
————————-
83: // See if the parent post has the protect child option enabled
84: $get__post__meta=get_post_meta($parent_id, ‘_protect_children’, true);
85: if ($get__post__meta == “” || $get__post__meta == “off”)
86: return;
———————————————-

Thank you!!

Self resolved!!

This error is concern with the PHP’s versions.

This error is not occur with PHP 5.5 above.

The solve is here.
https://stackoverflow.com/questions/17139264/cant-use-function-return-value-in-write-context

My fixed cords are …
————————–
83: // See if the parent post has the protect child option enabled
84: $get__post__meta=get_post_meta($parent_id, ‘_protect_children’, true);
85: if (empty($get__post__meta) || get_post_meta($parent_id, ‘_protect_children’, true) == “off”)
86: return;
————————–

Thank you !!