How To Fix SWF_EXP_001231 - Constant '&1' does not correspond to the data type '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: SWF_EXP_001 - Expression Service Messages

• Message number: 231

• Message text: Constant '&1' does not correspond to the data type '&2'

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 SWF_EXP_001231 - Constant '&1' does not correspond to the data type '&2' ?

  The SAP error message SWF_EXP_001231 indicates that there is a mismatch between a constant and the expected data type in a workflow or process. This error typically arises in the context of SAP Business Workflow when a constant value is being used in a way that does not align with the expected data type defined in the workflow.
  Cause:
  
  Data Type Mismatch: The constant being used (represented by &1 in the error message) does not match the expected data type (represented by &2). For example, if a constant is defined as a string but is being used where a numeric value is expected, this error will occur.
  Incorrect Configuration: The workflow configuration may have been set up incorrectly, leading to the use of an inappropriate constant.
  Changes in Data Types: If there have been changes in the underlying data model or data types in the system, this could lead to inconsistencies that trigger this error.
  
  Solution:
  
  Check the Constant Definition: Review the definition of the constant being used in the workflow. Ensure that it is defined with the correct data type that matches the expected type in the workflow.
  Review Workflow Configuration: Go through the workflow configuration to ensure that all constants and variables are correctly defined and used. Make sure that the data types align with what is expected in the workflow steps.
  Debugging: If you have access to the workflow logs or debugging tools, use them to trace where the error is occurring. This can help identify the specific step or condition that is causing the mismatch.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on the specific workflow or process you are working with. This can provide insights into the expected data types and how to configure them correctly.
  Testing: After making changes, test the workflow to ensure that the error is resolved and that the workflow functions as intended.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed. Other users may have encountered the same error and can provide insights or solutions.
  SAP Support: If the issue persists and you are unable to resolve it, consider reaching out to SAP Support for assistance. They can provide more detailed guidance based on your specific system configuration and version.
  
  By following these steps, you should be able to identify and resolve the cause of the SWF_EXP_001231 error in your SAP workflow.