How To Fix IQ123 - Serial number &2 for material &1 is in another IBase

SAP Error Message - Details

• Message type: E = Error

• Message class: IQ -

• Message number: 123

• Message text: Serial number &2 for material &1 is in another IBase

What causes this issue?

Serial number &V2& for material &V1& is assigned at this time to
installed base &V4&. The specified installed base &V3& deviates from
this.

System Response

The system continues processing installed base &V4&.

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.

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 IQ123 - Serial number &2 for material &1 is in another IBase ?

  The SAP error message IQ123 indicates that there is a conflict with the serial number assignment for a specific material. This error typically arises when you attempt to assign a serial number to a material that is already associated with a different Installation Base (IBase). Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Serial Number Already Assigned: The serial number you are trying to use for the material is already linked to another IBase. This can happen if the serial number was previously assigned to a different piece of equipment or material.
  Incorrect Configuration: There may be a configuration issue in the system that is causing the serial number to be incorrectly associated with another IBase.
  Data Integrity Issues: There could be data integrity issues in the database, where the serial number is not correctly reflecting its current status.
  
  Solution:
  
  
  Check Serial Number Assignment:
  
  Use transaction codes like IQ01 (Create Serial Number) or IQ02 (Change Serial Number) to check the current assignment of the serial number.
  Verify if the serial number is indeed assigned to another IBase. If so, you may need to reassign it or use a different serial number.
  
  
  
  Reassign Serial Number:
  
  If the serial number is incorrectly assigned, you may need to unassign it from the current IBase and then reassign it to the correct material.
  This can typically be done through the relevant transaction codes for managing serial numbers and IBases.
  
  
  
  Review IBase Configuration:
  
  Check the configuration of the IBases in your system to ensure that they are set up correctly and that there are no overlaps or conflicts in serial number assignments.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to serial number management and IBases for additional guidance on resolving conflicts.
  
  
  
  Contact SAP Support:
  
  If the issue persists and you cannot resolve it through the above steps, consider reaching out to SAP support for assistance. They may provide insights specific to your system configuration.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as IQ01, IQ02, IQ03 (Display Serial Number), and IB01 (Create IBase) to manage serial numbers and IBases effectively.
  SAP Notes: Check for any SAP Notes related to serial number management and IBase issues, as they may contain patches or updates that address known problems.
  User Roles and Permissions: Ensure that you have the necessary permissions to make changes to serial numbers and IBases, as restrictions may prevent you from resolving the issue.
  
  By following these steps, you should be able to identify the cause of the IQ123 error and implement a solution to resolve it.