How To Fix DMC_RT_MSG545 - Parent &1 of sequence node with identifier &2 is invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: DMC_RT_MSG - DMC: Runtime Object Messages

• Message number: 545

• Message text: Parent &1 of sequence node with identifier &2 is invalid

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMC_RT_MSG545 - Parent &1 of sequence node with identifier &2 is invalid ?

  The SAP error message DMC_RT_MSG545 indicates that there is an issue with a sequence node in a Data Management or Data Integration context, specifically that the parent of the sequence node is invalid. This error typically arises in scenarios involving data flows, data transformations, or data integration processes where nodes are defined in a sequence.
  Cause:
  
  Invalid Parent Node: The parent node referenced in the sequence does not exist or is not correctly defined. This could be due to a misconfiguration or a deletion of the parent node.
  Incorrect Node Identifier: The identifier for the sequence node may be incorrect, leading to the system being unable to locate the parent node.
  Data Model Changes: Changes in the data model or structure that affect the relationships between nodes can lead to this error.
  Versioning Issues: If there are multiple versions of the data flow or model, the version being executed may not align with the expected structure.
  
  Solution:
  
  Verify Node Configuration: Check the configuration of the sequence node and its parent. Ensure that the parent node exists and is correctly defined in the data flow or model.
  Check Identifiers: Ensure that the identifiers used for the nodes are correct and match the expected values in the system.
  Review Data Model: If there have been recent changes to the data model, review those changes to ensure that they have not inadvertently affected the sequence node relationships.
  Recreate the Node: If the parent node is missing or corrupted, consider recreating it or restoring it from a backup if available.
  Consult Documentation: Refer to SAP documentation or support resources for specific guidance related to the version of SAP you are using, as there may be version-specific considerations.
  Test in Development: If possible, replicate the issue in a development environment to test potential fixes without impacting production data.
  
  Related Information:
  
  SAP Notes and Knowledge Base Articles: Check SAP's support portal for any notes or articles related to DMC_RT_MSG545 for additional context or updates.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  SAP Support: If the issue persists and cannot be resolved through the above steps, consider reaching out to SAP support for assistance.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.