How To Fix G01251 - Cons unit &2 is not assigned to cons group &1

SAP Error Message - Details

• Message type: E = Error

• Message class: G01 - SAP Consolidation

• Message number: 251

• Message text: Cons unit &2 is not assigned to cons group &1

What causes this issue?

As the global parameter of consolidation group <ZH>&V1&</>, you have
entered consolidation unit <ZH>&V2&</>. Though for the further global
parameters dimension, version, year and period, consolidation unit
<ZH>&V2&</> is not assigned to consolidation group <ZH>&V1&</>.

System Response

THis is a warning message.

How to fix this error?

You can continue with the processing, if you want to use this parameter
nevertheless. However bear in mind that the globally set consolidation
group and the globally set consolidation unit will be used
automatically and/or used as the default value for different functions.
This can lead to an error message in the further processing of the
function.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message G01251 - Cons unit &2 is not assigned to cons group &1 ?

  The SAP error message G01251 indicates that a consumption unit (cons unit) is not assigned to a consumption group (cons group). This error typically arises in the context of inventory management or production planning when the system expects a certain consumption unit to be linked to a specific consumption group for processing transactions.
  Cause:
  
  Missing Assignment: The consumption unit (e.g., a specific material or batch) has not been assigned to the specified consumption group in the system.
  Configuration Issues: There may be configuration issues in the material master or the consumption group settings.
  Data Inconsistencies: There could be inconsistencies in the data, such as changes made to the consumption group or unit that were not properly updated in the system.
  
  Solution:
  
  
  Check Assignment:
  
  Go to the relevant transaction (e.g., MM02 for material master) and check if the consumption unit is assigned to the correct consumption group.
  If it is not assigned, you will need to assign it appropriately.
  
  
  
  Update Material Master:
  
  If the consumption unit needs to be linked to a different consumption group, update the material master data accordingly.
  Ensure that the relevant views (like Basic Data, Sales, and Plant Data) are correctly maintained.
  
  
  
  Review Configuration:
  
  Check the configuration settings for consumption groups in the system. This can usually be done in the SPRO transaction under the relevant logistics area.
  Ensure that the consumption group is correctly defined and that all necessary settings are in place.
  
  
  
  Data Consistency Check:
  
  Run any necessary data consistency checks to ensure that there are no discrepancies in the master data.
  Use transaction codes like SE16 or SE11 to view the relevant tables and verify the data.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on managing consumption units and groups.
  
  
  
  Contact Support:
  
  If the issue persists after checking the above points, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: MM02 (Change Material), MM03 (Display Material), SPRO (Customizing).
  Tables: You may want to check tables like MARA (General Material Data), MBEW (Material Valuation), and MAST (Material to BOM Link) for relevant information.
  SAP Notes: Look for any SAP Notes related to this error message for additional troubleshooting steps or patches.
  
  By following these steps, you should be able to resolve the G01251 error and ensure that your consumption units are correctly assigned to their respective consumption groups.