How To Fix SA605 - No provision for a spec. relationship between identical entity types

SAP Error Message - Details

• Message type: E = Error

• Message class: SA -

• Message number: 605

• Message text: No provision for a spec. relationship between identical entity types

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message SA605 - No provision for a spec. relationship between identical entity types ?

  The SAP error message SA605, which states "No provision for a spec. relationship between identical entity types," typically occurs in the context of SAP Master Data Management (MDM) or when dealing with entity relationships in SAP systems. This error indicates that there is an attempt to create a specific relationship between two entities of the same type, which is not allowed in the system.
  Cause:
  
  Identical Entity Types: The error arises when you try to establish a relationship between two entities that are of the same type (e.g., two customers, two vendors, etc.). SAP does not support specific relationships between identical entity types because it can lead to ambiguity in data management.
  Configuration Issues: There may be a misconfiguration in the data model or relationship definitions that does not allow for the creation of such relationships.
  Data Model Constraints: The underlying data model may have constraints that prevent the establishment of relationships between identical entities.
  
  Solution:
  
  Review Entity Types: Ensure that you are not trying to create a relationship between two identical entity types. If you need to relate two entities, consider whether they should be of different types or if a different relationship type is more appropriate.
  Check Configuration: Review the configuration settings in your SAP system related to entity relationships. Ensure that the data model is set up correctly and that the relationships you are trying to create are valid.
  Use Alternative Relationships: If you need to establish a relationship, consider using a different type of relationship that is allowed by the system. For example, if you are trying to relate two customers, see if you can create a relationship with a different entity type, such as a sales order or a product.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on entity relationships and the specific limitations of your version of SAP.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP support for assistance. They can provide insights specific to your system configuration and version.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context on entity relationships.
  Data Model Documentation: Review the data model documentation for your SAP implementation to understand the allowed relationships and constraints.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the SA605 error and implement a suitable solution.