How To Fix EDER101 - Ext. number &1 is already allocated to provider &2 service category &3

SAP Error Message - Details

• Message type: E = Error

• Message class: EDER - IS-U Deregulation

• Message number: 101

• Message text: Ext. number &1 is already allocated to provider &2 service category &3

What causes this issue?

The external number (USA: DUNS number) has already been allocated to a
service provider and a service type.

System Response

The system canceled processing because the number must be uniquely
assigned to one service provider and one service type.

How to fix this error?

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 EDER101 - Ext. number &1 is already allocated to provider &2 service category &3 ?

  The SAP error message EDER101 indicates that an external number (in this case, &1) is already allocated to a specific provider (&2) and service category (&3). This error typically occurs in the context of service management or when dealing with external number ranges in SAP.
  Cause:
  
  Duplicate Allocation: The external number you are trying to allocate is already in use by another provider or service category. This can happen if the number range is not properly managed or if there is an attempt to reuse a number that is already assigned.
  Configuration Issues: There may be issues with the configuration of number ranges in the system, leading to conflicts when trying to allocate numbers.
  Data Entry Errors: Sometimes, the error can arise from incorrect data entry or selection of the provider or service category.
  
  Solution:
  
  Check Existing Allocations: Verify if the external number you are trying to allocate is indeed already in use. You can do this by checking the relevant tables or using transaction codes that allow you to view number allocations.
  Use a Different Number: If the number is already allocated, consider using a different external number that is not in use.
  Review Number Range Configuration: Check the configuration of the number ranges in the system. Ensure that the number ranges are set up correctly and that there are no overlaps or misconfigurations.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on managing external number allocations and number ranges.
  Contact Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SNRO (Number Range Objects) to manage and view number ranges.
  Tables: Relevant tables may include those that store service provider information and number allocations, such as EDE_HEADER or similar tables depending on your specific SAP module.
  SAP Notes: Check for any SAP Notes related to this error message for additional insights or patches that may address the issue.
  
  By following these steps, you should be able to identify the cause of the EDER101 error and take appropriate action to resolve it.