How To Fix COM_CUIB1702 - Internal error - nested KMAT hierarchy SELF = &1 PARENT = &2 ROOT = &3

SAP Error Message - Details

• Message type: E = Error

• Message class: COM_CUIB1 - Messages for communication between configuration and IBase

• Message number: 702

• Message text: Internal error - nested KMAT hierarchy SELF = &1 PARENT = &2 ROOT = &3

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 COM_CUIB1702 - Internal error - nested KMAT hierarchy SELF = &1 PARENT = &2 ROOT = &3 ?

  The SAP error message COM_CUIB1702 indicates an internal error related to a nested configuration of KMAT (Configurable Material) hierarchies. This error typically arises when there is a problem with the configuration of the KMAT materials, particularly when there are circular references or incorrect parent-child relationships in the configuration hierarchy.
  Cause:
  
  Circular References: The error often occurs when there is a circular reference in the KMAT hierarchy, meaning that a material is indirectly referencing itself through its parent-child relationships.
  Incorrect Hierarchy Setup: The configuration of the KMAT materials may not be set up correctly, leading to inconsistencies in the hierarchy.
  Data Integrity Issues: There may be issues with the data integrity in the configuration tables, such as missing or incorrect entries.
  
  Solution:
  
  
  Check Hierarchy Configuration:
  
  Review the configuration of the KMAT materials involved in the error. Ensure that there are no circular references and that the parent-child relationships are correctly defined.
  Use transaction codes like CS03 (Display Material BOM) or CU50 (Configuration) to analyze the configuration.
  
  
  
  Analyze the Error Message:
  
  The error message provides specific identifiers for the SELF, PARENT, and ROOT materials. Use these identifiers to trace the hierarchy and identify where the issue lies.
  Check the configuration of the materials involved to ensure they are set up correctly.
  
  
  
  Data Consistency Check:
  
  Run consistency checks on the configuration data. You can use transaction CU01 (Configuration: Check) to identify any inconsistencies in the configuration data.
  
  
  
  SAP Notes and Support:
  
  Check for any relevant SAP Notes that may address this specific error. SAP frequently releases notes that provide fixes or workarounds for known issues.
  If the problem persists, consider reaching out to SAP Support for assistance, providing them with the error details and the context in which it occurs.
  
  
  
  Testing:
  
  After making changes to the configuration, perform thorough testing to ensure that the error does not reoccur and that the KMAT materials function as expected.
  
  
  
  Related Information:
  
  KMAT (Configurable Materials): These are materials in SAP that can be configured based on customer requirements. They are often used in industries where products are customized.
  Configuration Management: Understanding how to manage and configure KMAT materials is crucial for avoiding such errors. Familiarize yourself with the configuration process and best practices.
  SAP Documentation: Refer to SAP Help documentation for detailed information on KMAT configuration and troubleshooting.
  
  By following these steps, you should be able to identify and resolve the cause of the COM_CUIB1702 error in your SAP system.