To re-create division pages in an OrgChart go to the resync properties in the data tab and on the very last page choose the Using field and type Select the department field name that you uploaded from the data source from the list. This will put your charts into pages based off of departments.
Re-calculate Division: Resync
After that is done, please select the resync data so it will update. Afterwards you will want to go back into the properties to set the formatting by select the Do not create on the last page before you resync the data again.