How To Fix ON202 - Relationships of the type 'Refers' do not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: ON - Tools in area Object Modeler / Object Editor

• Message number: 202

• Message text: Relationships of the type 'Refers' do not exist

Self-Explanatory Message

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• What is the cause and solution for SAP error message ON202 - Relationships of the type 'Refers' do not exist ?

  The SAP error message ON202, which states "Relationships of the type 'Refers' do not exist," typically occurs in the context of SAP's Object Management System (OMS) or when dealing with object relationships in various modules, such as SAP PM (Plant Maintenance) or SAP PS (Project System). This error indicates that the system is unable to find a defined relationship of the specified type between two objects.
  Cause:
  
  Missing Relationships: The most common cause is that the relationship type 'Refers' has not been defined or is missing between the objects you are trying to link or reference.
  Incorrect Object Types: The objects you are trying to relate may not be compatible or may not support the 'Refers' relationship.
  Configuration Issues: There may be configuration issues in the system that prevent the relationship from being recognized.
  Data Integrity Issues: There could be data integrity issues where the objects involved are not correctly set up in the system.
  
  Solution:
  
  Check Object Relationships: Verify that the objects you are trying to relate actually have a defined 'Refers' relationship in the system. You can do this by checking the configuration settings for object relationships.
  Define Missing Relationships: If the relationship does not exist, you may need to create it. This can typically be done in the customizing settings of the relevant module (e.g., SPRO transaction).
  Review Object Types: Ensure that the object types you are working with are compatible and that they support the 'Refers' relationship.
  Data Consistency Check: Run data consistency checks to ensure that the objects are correctly set up and that there are no integrity issues.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on how to manage object relationships in your particular module.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like SPRO for configuration, SE11 for data dictionary, or SE80 for object management.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Authorization: Ensure that you have the necessary authorizations to create or modify relationships in the system.
  Testing: After making changes, test the functionality to ensure that the error does not reoccur.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or reach out to SAP support for further assistance.