How To Fix FMCA_BRF090 - Setting up of tree structure failed

SAP Error Message - Details

• Message type: E = Error

• Message class: FMCA_BRF - FMCA -> BRF Interface

• Message number: 090

• Message text: Setting up of tree structure failed

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FMCA_BRF090 - Setting up of tree structure failed ?

  The SAP error message FMCA_BRF090: Setting up of tree structure failed typically occurs in the context of the Business Rule Framework (BRF) when there is an issue with the configuration or data structure that is being used to create a decision tree or rule set. Here are some common causes, potential solutions, and related information for this error:
  Causes:
  
  Incorrect Configuration: The tree structure may not be configured correctly, leading to inconsistencies in the data model.
  Missing Data: Required data elements or attributes may be missing, which are necessary for the tree structure to be built.
  Circular References: There may be circular references in the decision tree, which can prevent it from being constructed properly.
  Data Type Mismatches: Incompatible data types or formats in the attributes being used can lead to failures in tree structure setup.
  Authorization Issues: Lack of proper authorizations to access certain objects or data can also lead to this error.
  
  Solutions:
  
  Check Configuration: Review the configuration of the decision tree or rule set to ensure that all elements are correctly defined and linked.
  Validate Data: Ensure that all required data elements are present and correctly populated. Check for any missing or null values that may be causing the issue.
  Review for Circular References: Inspect the tree structure for any circular references and resolve them to allow for proper setup.
  Data Type Verification: Ensure that all data types used in the attributes are compatible and correctly defined.
  Authorization Check: Verify that the user has the necessary authorizations to access and modify the BRF objects involved in the tree structure.
  Debugging: If the issue persists, consider using debugging tools to trace the execution and identify the exact point of failure.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the FMCA_BRF090 error. SAP frequently updates its knowledge base with solutions for common errors.
  BRF Documentation: Review the official SAP documentation for the Business Rule Framework to understand the requirements and best practices for setting up decision trees.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  If the problem continues after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance, providing them with detailed information about the error and the context in which it occurs.