How To Fix WV750 - Chain in reference plant assignment, plants involved cannot be changed

SAP Error Message - Details

• Message type: E = Error

• Message class: WV - Messages about Sales Price Calculation

• Message number: 750

• Message text: Chain in reference plant assignment, plants involved cannot be changed

What causes this issue?

Plants to which reference plant &V1& was to be assigned are themselves
being used as reference plants by other plants. Forming "chains" of
this type when assigning reference plants is not allowed.

System Response

No reference plant has been assigned to the plants concerned.

How to fix this error?

Check all the reference plant relationships again and change them where
required.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WV750 - Chain in reference plant assignment, plants involved cannot be changed ?

  The SAP error message WV750, which states "Chain in reference plant assignment, plants involved cannot be changed," typically occurs in the context of managing production planning and control, particularly when dealing with reference plants and their assignments in the system.
  Cause:
  This error usually arises when there is an attempt to change the assignment of a plant that is part of a chain of reference plants. In SAP, reference plants are used to manage production and procurement processes across multiple plants. If a plant is linked to a reference plant chain, certain changes to its assignment may be restricted to maintain data integrity and consistency.
  Solution:
  To resolve the WV750 error, consider the following steps:
  
  
  Check Reference Plant Assignments: Review the current assignments of the plants involved. Ensure that you are not trying to change a plant that is part of a reference chain.
  
  
  Analyze Dependencies: Identify any dependencies or relationships between the plants. If a plant is linked to another as a reference, you may need to adjust the reference assignments before making changes.
  
  
  Use Transaction Codes: Utilize relevant transaction codes such as:
  
  MDM1: Create Material Master
  MDM2: Change Material Master
  MDM3: Display Material Master
  MM02: Change Material Master Data
  MM03: Display Material Master Data
  MD04: Stock/Requirements List
  
  
  
  Consult Documentation: Refer to SAP documentation or help files for specific guidelines on managing reference plants and their assignments.
  
  
  Seek Help from SAP Support: If the issue persists, consider reaching out to your SAP support team or consulting SAP Notes for any known issues or patches related to this error.
  
  
  Review Configuration: Check the configuration settings in the SAP system related to plant assignments and reference plants. Ensure that they are set up correctly according to your business processes.
  
  
  Related Information:
  
  Reference Plant Concept: Understand how reference plants work in SAP and their role in production planning.
  Data Integrity: Recognize the importance of maintaining data integrity when dealing with plant assignments.
  SAP Notes: Look for specific SAP Notes that may address this error or provide additional troubleshooting steps.
  
  By following these steps, you should be able to identify the cause of the WV750 error and implement a solution to resolve it.