How To Fix APO_BAPI172 - Log. system & for APO not permitted when using external number assignment

SAP Error Message - Details

• Message type: E = Error

• Message class: APO_BAPI - Message Class for APO BAPIs

• Message number: 172

• Message text: Log. system & for APO not permitted when using external number assignment

What causes this issue?

The logical system &V1& was entered to create orders with external
number assignment. This logical system is the logical system to which
the SCM system is assigned.
External number assignment and the logical system entered are used to
determine from which external system an order was transferred to the SCM
system or to which external system an order belongs. For this reason,
the logical system entered here must not be the logical system of the
SCM system.
For more information, see the documentation for the parameters of the
<DS:DE.BAPIAPOLOGSYS>logical system</>.

System Response

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

How to fix this error?

Choose another logical system.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message APO_BAPI172 - Log. system & for APO not permitted when using external number assignment ?

  The SAP error message APO_BAPI172 typically indicates an issue related to the use of external number assignment in the Advanced Planning and Optimization (APO) module. This error can occur when there is a mismatch or misconfiguration in the number assignment settings for the APO system.
  Cause of the Error
  
  
  External Number Assignment Configuration: The error often arises when the system is configured to use external number assignment, but the necessary settings or authorizations are not correctly configured.
  
  
  Authorization Issues: The user may not have the required authorizations to perform the action that is being attempted, especially if it involves creating or modifying objects in APO.
  
  
  Master Data Issues: There may be inconsistencies or missing data in the master data that is required for the operation being performed.
  
  
  System Settings: The system settings for number ranges or number assignment may not be properly defined or may conflict with the current operation.
  
  
  Solution
  
  
  Check Number Assignment Settings:
  
  Go to the configuration settings in the SAP system and verify that the external number assignment is correctly set up for the relevant objects (e.g., orders, forecasts).
  Ensure that the number ranges are defined and active.
  
  
  
  Review Authorizations:
  
  Check the user roles and authorizations to ensure that the user has the necessary permissions to perform the action.
  You may need to consult with your SAP security team to adjust the roles if necessary.
  
  
  
  Validate Master Data:
  
  Ensure that all required master data is complete and consistent. This includes checking for any missing or incorrect entries in the relevant master data tables.
  
  
  
  Consult SAP Notes:
  
  Look for any relevant SAP Notes that may address this specific error. SAP frequently releases notes that provide fixes or workarounds for known issues.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the BAPI or function module that is generating the error to identify the exact point of failure.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for further assistance. Provide them with the error message details and any relevant logs.
  
  
  
  Related Information
  
  Transaction Codes: You may need to use transaction codes like SNUM (Number Range Maintenance) to check and maintain number ranges.
  BAPI Documentation: Review the documentation for the specific BAPI being used to understand its requirements and constraints.
  APO Configuration: Familiarize yourself with the configuration settings in APO, particularly those related to number assignment and master data management.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.