How To Fix IH112 - No unique combination of material number and serial number

SAP Error Message - Details

• Message type: E = Error

• Message class: IH - structuring

• Message number: 112

• Message text: No unique combination of material number and serial number

What causes this issue?

When entering a combination of material number and serial number, you
have only specified one of the two numbers.

System Response

If this is an error message, the system expects the two numbers to be
specified.
If this is a warning and you confirm it with ENTER, a selection is
performed that displays all relevant combinations in a selection list.
This selection can take a long time.

How to fix this error?

In the event of an error message, specify both numbers.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message IH112 - No unique combination of material number and serial number ?

  The SAP error message IH112, which states "No unique combination of material number and serial number," typically occurs in the context of handling materials that are serialized in the SAP system. This error indicates that the system cannot find a unique record for the specified combination of material number and serial number in the database.
  Causes:
  
  Incorrect Serial Number: The serial number entered may not exist for the specified material number.
  Material Not Serialized: The material number may not be set up to use serial numbers in the system.
  Data Entry Errors: There may be typographical errors in the material number or serial number.
  Inactive or Deleted Serial Numbers: The serial number may have been deactivated or deleted from the system.
  Configuration Issues: The configuration settings for serial number management may not be correctly set up in the system.
  
  Solutions:
  
  Verify Serial Number: Check if the serial number entered is correct and exists for the specified material number. You can do this by using transaction codes like IQ03 (Display Serial Number) to confirm the details.
  Check Material Master: Ensure that the material number is set up for serial number management. You can check this in the material master record (transaction code MM03).
  Correct Data Entry: Double-check for any typographical errors in the material number or serial number.
  Review Serial Number Status: If the serial number is inactive or deleted, you may need to reactivate it or create a new serial number.
  Configuration Review: Consult with your SAP configuration team to ensure that the settings for serial number management are correctly configured in the system.
  Use Alternative Transactions: If applicable, try using different transactions or processes that may not require a unique combination of material and serial number.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  IQ01: Create Serial Number
  IQ02: Change Serial Number
  IQ03: Display Serial Number
  MM03: Display Material Master
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to serial number management.
  Documentation: Review SAP documentation on serial number management for best practices and configuration guidelines.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in materials management and serial number tracking.