'''rate save failed due to validation errors: -4101: rate save failed due to validation errors (Validation errors occurred: The entered type of breakfast is invalid. Please modify your data accordingly.'''
If you want to offer meal inclusive or exclusive you need to add prices in the HRS extranet. If you do not offer breakfast use "not available". This requires no setting in HRS.
'''4101: rate save failed due to validation errors (Validation errors occurred: The column does not exist. Please first create the column'''
If you want to send multiple prices to HRS you need to create additional rows in HRS.