How To Fix /ISDFPS/FDP790 - Cannot create relationship

SAP Error Message - Details

• Message type: E = Error

• Message class: /ISDFPS/FDP -

• Message number: 790

• Message text: Cannot create relationship

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 /ISDFPS/FDP790 - Cannot create relationship ?

  The SAP error message /ISDFPS/FDP790 Cannot create relationship typically occurs in the context of SAP's Integrated Business Planning (IBP) or similar modules where relationships between different entities (like products, locations, etc.) are being established. This error can arise due to various reasons, and here are some common causes, potential solutions, and related information:
  Causes:
  
  
  Missing Master Data: The entities you are trying to create a relationship between may not exist in the master data. For example, if you are trying to create a relationship between two products, one or both of those products may not be defined in the system.
  
  
  Inconsistent Data: There may be inconsistencies in the data that prevent the relationship from being established. This could include issues like incorrect data types, missing required fields, or invalid values.
  
  
  Authorization Issues: The user attempting to create the relationship may not have the necessary permissions to perform this action.
  
  
  Configuration Issues: There may be configuration settings in the system that are preventing the creation of the relationship. This could include settings related to the specific planning area or data model.
  
  
  Business Rules: There may be business rules defined in the system that restrict the creation of certain relationships under specific conditions.
  
  
  Solutions:
  
  
  Check Master Data: Verify that all necessary master data is present and correctly configured. Ensure that the entities you are trying to relate exist and are active.
  
  
  Data Validation: Review the data you are trying to use to create the relationship. Ensure that all required fields are filled out correctly and that there are no inconsistencies.
  
  
  User Permissions: Check the user roles and permissions to ensure that the user has the necessary rights to create relationships.
  
  
  Review Configuration: Look into the configuration settings for the planning area or data model to ensure that there are no restrictions or settings that would prevent the relationship from being created.
  
  
  Consult Business Rules: If there are business rules in place, review them to see if they are preventing the creation of the relationship. Adjust the rules if necessary.
  
  
  Logs and Traces: Check system logs or traces for more detailed error messages that can provide additional context about why the relationship cannot be created.
  
  
  Related Information:
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  
  
  Documentation: Refer to the official SAP documentation for the specific module you are working with. This can provide insights into the expected data structure and relationships.
  
  
  Community Forums: Engage with SAP community forums or user groups. Other users may have encountered similar issues and can provide insights or solutions.
  
  
  SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance.
  
  
  By following these steps, you should be able to identify the cause of the error and implement a solution.