How To Fix 5A284 - Object type & is not possible as source object type of relationship

SAP Error Message - Details

• Message type: E = Error

• Message class: 5A - Basis Personnel Management

• Message number: 284

• Message text: Object type & is not possible as source object type of relationship

What causes this issue?

The object type entered is not allowed as the source object type in a
relationship. The object type is defined in table T77EO as an external
object type, for which no inverse relationship is allowed. This means
that the object type may only be used as the target object type in a
relationship, not as the source object type.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 5A284 - Object type & is not possible as source object type of relationship ?

  The SAP error message 5A284 indicates that there is an issue with the object type being used in a relationship definition. Specifically, the message states that the specified object type is not valid as a source object type for the relationship you are trying to create or modify.
  Cause:
  The error typically arises due to one of the following reasons:
  
  Invalid Object Type: The object type you are trying to use as a source in a relationship is not allowed or recognized in the context of the relationship you are defining.
  Configuration Issues: There may be a misconfiguration in the relationship settings or the object types involved.
  Authorization Issues: The user may not have the necessary authorizations to create or modify relationships involving the specified object type.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Object Type Validity:
  
  Verify that the object type you are using is valid for the relationship you are trying to establish. Refer to the SAP documentation or configuration settings to ensure that the object type is supported.
  
  
  
  Review Relationship Configuration:
  
  Go to the configuration settings for the relationship in question. Ensure that the source and target object types are correctly defined and that the relationship is set up properly.
  
  
  
  Authorization Check:
  
  Ensure that you have the necessary authorizations to create or modify the relationship. You may need to consult with your SAP security team to verify your permissions.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that might address this specific error message. There may be patches or updates that resolve known issues.
  
  
  
  Testing:
  
  If you have made changes to the configuration, test the relationship again to see if the error persists.
  
  
  
  Seek Help from SAP Community:
  
  If you are unable to resolve the issue, consider reaching out to the SAP Community or SAP Support for further assistance. Provide them with details about the object types and the specific relationship you are trying to create.
  
  
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may be using transaction codes like BP (Business Partner), SWDD (Workflow Builder), or others related to object management.
  Documentation: Refer to the SAP Help Portal for detailed documentation on object types and relationships in the specific module you are working with (e.g., CRM, SRM, etc.).
  Custom Development: If you are working with custom object types or relationships, ensure that they are properly defined in the system.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution.