How To Fix WL116 - Data type & cannot be converted to data type &

SAP Error Message - Details

• Message type: E = Error

• Message class: WL - Workflow: run-time messages

• Message number: 116

• Message text: Data type & cannot be converted to data type &

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WL116 - Data type & cannot be converted to data type & ?

  The SAP error message WL116 indicates that there is a data type conversion issue in your SAP system. Specifically, it means that the system is trying to convert one data type to another, but the conversion is not possible due to incompatibility between the two data types.
  Cause:
  
  Incompatible Data Types: The most common cause of this error is that the source and target data types are not compatible. For example, trying to convert a character string to a numeric type without proper formatting or conversion logic.
  Incorrect Field Mapping: If you are working with data transfer (e.g., in a BAPI, IDoc, or data migration), the fields may not be correctly mapped to their corresponding data types.
  Data Format Issues: The data being processed may not be in the expected format, leading to conversion failures.
  Custom Code Issues: If there is custom ABAP code involved, there may be logic that does not handle data types correctly.
  
  Solution:
  
  Check Data Types: Review the data types of the fields involved in the conversion. Ensure that they are compatible and that the conversion logic is appropriate.
  Field Mapping: If this error occurs during data transfer, verify that the field mapping is correct and that the source and target fields are of compatible types.
  Data Validation: Ensure that the data being processed is in the correct format. For example, if converting a string to a number, ensure that the string contains only numeric characters.
  Custom Code Review: If the error is occurring in custom ABAP code, review the relevant code sections to ensure that data types are being handled correctly. Use appropriate conversion functions (e.g., CONVERT, CAST, etc.) where necessary.
  Debugging: Use the SAP debugger to trace the execution and identify where the conversion is failing. This can provide insights into the specific data causing the issue.
  
  Related Information:
  
  SAP Documentation: Refer to the SAP Help Portal for documentation on data types and conversion functions in ABAP.
  ABAP Data Types: Familiarize yourself with the various data types in ABAP (e.g., CHAR, NUMC, INT, etc.) and their characteristics.
  Error Handling: Implement error handling in your code to manage conversion errors gracefully, providing meaningful messages to users or logging them for further analysis.
  
  By following these steps, you should be able to identify the root cause of the WL116 error and implement a solution to resolve it.