Compound Collection

Error message

• Warning: array_merge(): Argument #1 is not an array in drupal_render_cid_create() (line 6597 of /vol/www/html/flat/includes/common.inc).
• Warning: implode(): Invalid arguments passed in drupal_render_cid_create() (line 6598 of /vol/www/html/flat/includes/common.inc).