How To Fix UD332 - Reference restriction is not possible for this relationship

SAP Error Message - Details

• Message type: E = Error

• Message class: UD - EDM - Enterprise Data Model

• Message number: 332

• Message text: Reference restriction is not possible for this relationship

What causes this issue?

You marked the checkbox <LS>Reference restriction</>. This is not
allowed for this relationship, since this attribute can only be
specified for relationships of the category "referential" (R), where
the cardinality of the source entity has the value 'C' (see F1 help for
the checkbox).

System Response

The entered value was reset.

How to fix this error?

Check the relationship attributes and read the documentation for the
field <LS>Reference restriction</> (F1 help on the checkbox).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UD332 - Reference restriction is not possible for this relationship ?

  The SAP error message UD332, which states "Reference restriction is not possible for this relationship," typically occurs in the context of data management, particularly when dealing with master data or relationships between different entities in SAP, such as materials, vendors, or customers.
  Cause:
  The error usually arises due to one of the following reasons:
  
  
  Invalid Relationship Type: The relationship you are trying to create or modify may not support reference restrictions. Certain relationships in SAP have specific rules regarding how they can be linked or restricted.
  
  
  Data Integrity Issues: There may be existing data that violates the integrity constraints of the relationship you are trying to establish. For example, if you are trying to restrict a reference that is already being used in another context.
  
  
  Configuration Settings: The configuration settings for the relationship type may not allow for reference restrictions. This could be due to how the relationship is defined in the system.
  
  
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to perform the action, leading to this error.
  
  
  Solution:
  To resolve the UD332 error, you can take the following steps:
  
  
  Check Relationship Type: Review the type of relationship you are trying to create or modify. Ensure that it supports reference restrictions. You may need to consult the SAP documentation or your system administrator for details on the specific relationship type.
  
  
  Review Existing Data: Check if there are existing records that might be causing the conflict. You may need to adjust or delete these records before you can establish the new relationship.
  
  
  Configuration Review: If you have access, review the configuration settings for the relationship type in the SAP system. Ensure that it is set up correctly to allow for reference restrictions.
  
  
  User Authorizations: Verify that you have the necessary authorizations to perform the action. If not, contact your system administrator to obtain the required permissions.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant notes or updates regarding this error message. There may be specific patches or updates that address this issue.
  
  
  Testing in a Sandbox: If possible, replicate the issue in a sandbox environment to test different scenarios and configurations without affecting the production system.
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for detailed information on relationship types and their configurations.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in managing relationships, such as BP (Business Partner) or MM01 (Create Material).
  
  If the issue persists after trying the above solutions, it may be beneficial to escalate the matter to your SAP support team or consult with an SAP expert for further assistance.