How To Fix IB_DECO123 - Serial number &2 for material &1 is in another installed base

SAP Error Message - Details

• Message type: E = Error

• Message class: IB_DECO - IB: Messages for IBase

• Message number: 123

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

What causes this issue?

At this point in time, serial number &V2& for material &V1& is assigned
to installed base &V4&. The installed base that was specified, &V3&, is
different.

System Response

The system continues processing with 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 IB_DECO123 - Serial number &2 for material &1 is in another installed base ?

  The SAP error message IB_DECO123 indicates that there is an issue with the serial number of a material being associated with a different installed base than the one you are trying to use. This typically occurs in scenarios involving equipment management, where serial numbers are linked to specific installed bases for tracking and management purposes.
  Cause:
  The error is triggered when:
  
  You attempt to assign a serial number to an installed base that is already linked to another installed base.
  The serial number you are trying to use is already registered in the system under a different material or installed base.
  There may be inconsistencies in the data, such as incorrect entries or missing information in the installed base records.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Serial Number Assignment:
  
  Verify the current assignment of the serial number in question. You can do this by checking the installed base records in SAP to see where the serial number is currently assigned.
  
  
  
  Reassign Serial Number:
  
  If the serial number is incorrectly assigned to another installed base, you may need to reassign it to the correct installed base. This can typically be done through the transaction codes related to installed base management (e.g., IB01, IB02).
  
  
  
  Correct Data Entry:
  
  Ensure that the serial number and material number are entered correctly. Double-check for typos or incorrect entries.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation or help files related to installed base management for specific instructions on handling serial numbers and installed bases.
  
  
  
  Contact Support:
  
  If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert who can provide further assistance.
  
  
  
  Related Information:
  
  Installed Base Management: This is a key component in SAP for tracking equipment and materials that have serial numbers. Understanding how installed bases work can help in managing and troubleshooting related issues.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  IB01: Create Installed Base
  IB02: Change Installed Base
  IB03: Display Installed Base
  
  
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional insights or patches that could resolve the issue.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.