How To Fix AQ143 - Reference unit missing

SAP Error Message - Details

• Message type: E = Error

• Message class: AQ - Message texts for SAP Query

• Message number: 143

• Message text: Reference unit missing

What causes this issue?

For every currency amount field and every quantity field in statistics
and ranked lists, you must specify a reference unit which is used to
calculate the amounts.

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

System Response

How to fix this error?

Enter a valid currency or a suitable quantity unit in the appropriate
field.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AQ143 - Reference unit missing ?

  The SAP error message AQ143, which states "Reference unit missing," typically occurs in the context of the SAP Advanced Planning and Optimization (APO) module, particularly when dealing with planning and forecasting scenarios. This error indicates that a reference unit, which is necessary for the planning process, is not defined or is missing in the system.
  Cause:
  
  Missing Reference Unit: The reference unit that is required for the planning process is not defined in the master data or configuration settings.
  Incorrect Configuration: The configuration settings for the planning area or planning book may not be set up correctly, leading to the absence of the reference unit.
  Data Inconsistency: There may be inconsistencies in the master data or planning data that prevent the system from identifying the reference unit.
  
  Solution:
  
  Check Master Data: Verify that the reference unit is correctly defined in the master data. This includes checking the material master, location master, or any other relevant master data records.
  Review Configuration: Ensure that the planning area and planning book are configured correctly. Check the settings for reference units in the configuration of the planning area.
  Maintain Reference Units: If the reference unit is indeed missing, you may need to create or maintain it in the relevant configuration settings. This can typically be done in the SAP APO system under the relevant transaction codes (e.g., /SAPAPO/MC62 for planning book maintenance).
  Data Consistency Check: Run consistency checks on the master data and planning data to identify any discrepancies that may be causing the issue.
  Consult Documentation: Refer to SAP documentation or notes related to the specific version of SAP you are using for any additional troubleshooting steps or known issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/MC62 (Planning Book Maintenance), /SAPAPO/MC73 (Planning Area Maintenance), and others that may help in managing planning data.
  SAP Notes: Check SAP Notes for any updates or patches that may address this specific error message.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a consultant who specializes in SAP APO for further assistance.