Error message

User warning: The following module is missing from the file system: pantheon. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /mnt/stor7-wc1-dfw1/385641/1003268/www.foodlabels.com/web/content/includes/bootstrap.inc).
"Thank you for the thorough analysis and quick turn around of our labels. All points have been implemented and we are already moving forward to final artwork. Your team is easy to do business with…."
Jay Highman
President