id,summary,reporter,owner,description,type,status,priority,milestone,component,version,severity,resolution,keywords,cc,focuses 27758,WP_Error data is false in _unzip_file_ziparchive,ruud@…,,"This is a follow-up to #22704, and the short version because after my long version crashed on 'continue to preview' :( {{{ return new WP_Error( 'mkdir_failed_ziparchive', __( 'Could not create directory.' ), substr( $_dir, strlen( $to ) ) ); }}} `substr( $_dir, strlen( $to ) )` results in false for the 'upgrade' folder and the zipfile folder itself. For the other folders the 'data' is simply not very informative and could be even confusing. Before [25780], it used to be just `$_dir`; isn't that a much more informative feedback? ",defect (bug),new,normal,,Upgrade/Install,3.7,normal,,needs-patch,,