How To Fix SDDL_PARSER_MSG284 - MULTIPLE PARENTS cannot be combined with "GENERATE SPANTREE"

SAP Error Message - Details

• Message type: E = Error

• Message class: SDDL_PARSER_MSG - Message Class for DDL Parser

• Message number: 284

• Message text: MULTIPLE PARENTS cannot be combined with "GENERATE SPANTREE"

Self-Explanatory Message

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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 SDDL_PARSER_MSG284 - MULTIPLE PARENTS cannot be combined with "GENERATE SPANTREE" ?

  The SAP error message SDDL_PARSER_MSG284 indicates that there is an issue with the configuration of the system related to the generation of a spanning tree in the context of the SAP System Data Definition Language (SDDL). Specifically, the error states that "MULTIPLE PARENTS cannot be combined with 'GENERATE SPANTREE'." This typically occurs when there is an attempt to create a spanning tree structure in a scenario where multiple parent nodes are defined, which is not allowed.
  Cause:
  The error is caused by a configuration or design issue in the data model where an entity is defined to have multiple parent nodes. In a spanning tree structure, each node can only have one parent to maintain a tree-like hierarchy. When the system encounters a situation where it detects multiple parents for a single node while trying to generate the spanning tree, it raises this error.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Review the Data Model: Check the data model configuration to identify where multiple parents are defined for a single node. This may involve reviewing the relationships and hierarchies defined in your data model.
  
  
  Modify Relationships: Adjust the relationships so that each node has only one parent. This may involve redesigning the hierarchy or changing the way entities are related to each other.
  
  
  Check Configuration Settings: Ensure that the settings for generating the spanning tree are correctly configured. If you are using a specific configuration or tool to generate the spanning tree, verify that it is set up to handle the relationships appropriately.
  
  
  Consult Documentation: Refer to SAP documentation or help resources related to SDDL and spanning tree generation for additional guidance on how to structure your data model correctly.
  
  
  Testing: After making changes, test the configuration to ensure that the error no longer occurs and that the spanning tree is generated as expected.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context on how to handle multiple parent scenarios in SDDL.
  Community Forums: Engage with SAP community forums or support channels where other users may have encountered similar issues and can provide insights or solutions.
  Documentation: Review SAP's official documentation on SDDL and data modeling best practices to ensure compliance with recommended structures.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.