Occupancy for this unit is 1. Number of variations MUST match occupancy. Check variations for this Unit

Hi, I am getting a warning that Occupancy for this unit is 1. A number of variations MUST match occupancy. Check variations for this Unit.
I followed the installation instruction that mentioned here and Tried to set the completed process. https://www.drupal.org/docs/extending-drupal/contributed-modules/contrib... →
even beehotel_samplehotel is enabled.

See the max occupancy variation in the attachment.