Cannot modify header information
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Hello,
we have the following error when creating a new job.
Warning: Invalid argument supplied for foreach() in /homepages/1/d551067152/htdocs/xxx/wordpress/wp-content/plugins/simple-job-board/admin/meta-boxes/class-simple-job-board-meta-box-job-features.php on line 158 Warning: Cannot modify header information - headers already sent by (output started at /homepages/1/d551067152/htdocs/xxx/wordpress/wp-content/plugins/simple-job-board/admin/meta-boxes/class-simple-job-board-meta-box-job-features.php:158) in /homepages/1/d551067152/htdocs/xxx/wordpress/wp-admin/post.php on line 222 Warning: Cannot modify header information - headers already sent by (output started at /homepages/1/d551067152/htdocs/xxx/wordpress/wp-content/plugins/simple-job-board/admin/meta-boxes/class-simple-job-board-meta-box-job-features.php:158) in /homepages/1/d551067152/htdocs/xxx/wordpress/wp-includes/pluggable.php on line 1251 Warning: Cannot modify header information - headers already sent by (output started at /homepages/1/d551067152/htdocs/xxx/wordpress/wp-content/plugins/simple-job-board/admin/meta-boxes/class-simple-job-board-meta-box-job-features.php:158) in /homepages/1/d551067152/htdocs/xxx/wordpress/wp-includes/pluggable.php on line 1254On other sites it is running. I’ve disabled all plugins but not the plugin “Classic Editor”. When the plugin “Classic Editor” is disabled it is working.
Wordpress-Version: On all versions
Simple Job Manager: 2.7.2, 2.7.4
Classic Editor: 1.5Some suggestions?
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