How To Fix STREX181 - Unexpected data type "&1" was received.

SAP Error Message - Details

• Message type: E = Error

• Message class: STREX - Message for TREX ABAP Client

• Message number: 181

• Message text: Unexpected data type "&1" was received.

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message STREX181 - Unexpected data type "&1" was received. ?

  The SAP error message STREX181 indicates that an unexpected data type was received in a certain context, which typically occurs during data processing or when interfacing with external systems. This error can arise in various scenarios, such as when using function modules, BAPIs, or during data transfer processes.
  Cause:
  The error is usually caused by one of the following:
  
  Data Type Mismatch: The data being sent or received does not match the expected data type defined in the SAP system. For example, if a string is expected but a numeric value is received, this error may occur.
  Incorrect Configuration: If there are configuration settings in the interface or data mapping that do not align with the expected data types, this can lead to the error.
  Programming Errors: Custom code or enhancements that manipulate data types incorrectly can also trigger this error.
  
  Solution:
  To resolve the STREX181 error, consider the following steps:
  
  
  Check Data Types: Review the data being sent or received. Ensure that the data types match the expected types in the SAP function module or BAPI you are using. You can do this by checking the documentation for the function module or BAPI to understand the expected input and output parameters.
  
  
  Debugging: If you have access to the ABAP debugger, you can set breakpoints in the relevant code to inspect the data being processed. This can help identify where the unexpected data type is being introduced.
  
  
  Review Interface Configuration: If the error occurs during data transfer (e.g., IDoc, RFC, etc.), check the configuration settings for the interface. Ensure that the mappings are correct and that the data types are aligned.
  
  
  Error Handling: Implement error handling in your code to catch and log unexpected data types. This can help you identify the source of the problem more easily.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific function module or BAPI you are using. There may be known issues or additional guidance available.
  
  
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. Provide them with detailed information about the error, including the context in which it occurs and any relevant code snippets.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Community Forums: SAP Community and other forums can be valuable resources for finding similar issues faced by other users and their solutions.
  Documentation: Review the official SAP documentation for the specific modules or functions you are working with to ensure compliance with expected data types.
  
  By following these steps, you should be able to identify and resolve the STREX181 error effectively.