How To Fix USMD1617 - Data model &1, entity type &2: Number range assignments are not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: USMD1 - Datenmodel

• Message number: 617

• Message text: Data model &1, entity type &2: Number range assignments are not supported

What causes this issue?

A number range object for temporary keys has been assigned to entity
type &V2& in model &V1&, even though internal key assignments are not
defined for the entity type. However, without internal key assignments
you do not need number range assignments.

System Response

The model cannot be activated.

How to fix this error?

If you require internal key assignments for the entity type, change the
type of key assignment. Otherwise, remove the number range assignment
for temporary keys.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message USMD1617 - Data model &1, entity type &2: Number range assignments are not supported ?

  The SAP error message USMD1617 indicates that there is an issue with number range assignments in the context of a data model and entity type. This error typically arises when you are trying to use number ranges in a way that is not supported by the system for the specific data model or entity type you are working with.
  Cause:
  
  Unsupported Number Range Assignment: The entity type you are trying to work with does not support number range assignments. This can happen if the entity is not designed to use number ranges or if the configuration does not allow it.
  Configuration Issues: There may be a misconfiguration in the data model or the number range settings that leads to this error.
  Data Model Limitations: Certain data models in SAP may have limitations regarding the use of number ranges, especially in newer or specific modules.
  
  Solution:
  
  Check Entity Type Configuration: Review the configuration of the entity type in the data model. Ensure that it is set up correctly and that number range assignments are indeed supported for that entity.
  Review Number Range Settings: Go to the number range configuration in the SAP system and verify that the number ranges are defined correctly and are active. You can do this through transaction codes like SNRO (Number Range Objects) to check the relevant number range object.
  Consult Documentation: Refer to the SAP documentation for the specific data model and entity type to understand the limitations and supported features regarding number ranges.
  Adjust Data Model: If the entity type does not support number ranges, consider adjusting your data model or using a different entity type that does support number ranges.
  Contact SAP Support: If you are unable to resolve the issue through configuration changes, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SNRO for number range management and SIMG for configuration settings.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on number range assignments.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the error and implement a suitable solution.