SAP Message RTP022 - The number range interval could not be read.

Diagnosis
Something went wrong while issueing a new number for the retirementplan. Therefore, a new plan number cannot be issued and the data cannotbe stored.

System Response
At this point, the only way out is an abort. You will loose all data.

Procedure
Please check the database table TNRO and verify that an entry with thekey value 'RTP_PLAN' exists. If such an entry cannot be found, pleasemaintain it by using transaction SNRO.
Please verify that the number range is internal.
Please verify that the interval is maintained for the combination ofnumber range number and bank area.
Please verify that there is only one record in the database table NRIVfor the combination number range number and bank area.
Contact SAP if you encounter problems while attempting to solve thisissue yourself.