How To Fix SWF_GP_DEF168 - Expression conversion: attempt to explode component '&1' failed

SAP Error Message - Details

• Message type: E = Error

• Message class: SWF_GP_DEF - Guided Procedures Import

• Message number: 168

• Message text: Expression conversion: attempt to explode component '&1' 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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SWF_GP_DEF168 - Expression conversion: attempt to explode component '&1' failed ?

  The SAP error message SWF_GP_DEF168, which states "Expression conversion: attempt to explode component '&1' failed," typically occurs in the context of workflow or process management within SAP systems. This error indicates that there was an issue with converting or processing a specific component in a workflow expression.
  Cause:
  
  Data Type Mismatch: The most common cause of this error is a mismatch in data types. The component that is being referenced may not be of the expected type, leading to a failure when the system attempts to "explode" or process it.
  Invalid Component Reference: The component '&1' may not exist or may not be properly defined in the context of the workflow.
  Configuration Issues: There may be issues with the configuration of the workflow or the underlying data model that prevent the system from correctly interpreting the component.
  Corrupted Workflow: If the workflow definition has been corrupted or improperly modified, it may lead to this error.
  
  Solution:
  
  Check Data Types: Verify that the data types of the components being used in the workflow are correct and compatible with the expected types. Ensure that the component you are trying to explode is indeed a collection or a structure that can be processed.
  Validate Component Existence: Ensure that the component '&1' exists in the context of the workflow. Check the workflow definition and any associated data structures to confirm that the component is correctly defined.
  Review Workflow Configuration: Go through the workflow configuration to ensure that all components are properly set up and that there are no missing or misconfigured elements.
  Debugging: Use debugging tools available in SAP to trace the execution of the workflow and identify where the error occurs. This can provide insights into what is causing the failure.
  Consult Documentation: Refer to SAP documentation or notes related to the specific version of the software you are using. There may be known issues or patches available that address this error.
  Recreate the Workflow: If the workflow is corrupted, consider recreating it from scratch or restoring it from a backup if available.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific notes related to this error message. SAP frequently updates its knowledge base with solutions to common issues.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SWDD (Workflow Builder) to analyze and modify workflows.
  Testing: After making changes, thoroughly test the workflow to ensure that the error is resolved and that the workflow functions as intended.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.