How To Fix CRM_SVY_API401 - Unknown type of parameter XML (&1)

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_SVY_API - Interface Communication R/3 <-> Survey Engine

• Message number: 401

• Message text: Unknown type of parameter XML (&1)

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 CRM_SVY_API401 - Unknown type of parameter XML (&1) ?

  The SAP error message CRM_SVY_API401 Unknown type of parameter XML (&1) typically occurs in the context of SAP CRM (Customer Relationship Management) when there is an issue with the parameters being passed to a function or API related to XML processing. This error indicates that the system encountered an unexpected or unrecognized parameter type when handling XML data.
  Cause:
  
  Incorrect Parameter Type: The error usually arises when the parameter being passed to a function is not of the expected type or format. This could be due to a typo, incorrect data type, or an unsupported XML structure.
  Configuration Issues: There may be configuration issues in the CRM system that lead to the API not recognizing the parameter type.
  Version Mismatch: If there are discrepancies between the versions of the components being used (e.g., different versions of SAP CRM or related add-ons), it may lead to compatibility issues.
  Custom Code: If there is custom code or enhancements in the system that manipulate XML data, they may not be handling the parameters correctly.
  
  Solution:
  
  Check Parameter Types: Review the code or configuration where the API is being called. Ensure that the parameters being passed are of the correct type and format as expected by the API.
  Debugging: Use debugging tools in SAP to trace the execution of the code and identify where the incorrect parameter is being introduced.
  Review Documentation: Consult the SAP documentation for the specific API being used to ensure that you are using it correctly and that all required parameters are being provided.
  Update System: If the issue is related to version mismatches, consider updating the system or components to ensure compatibility.
  Check Custom Code: If there are custom developments, review the code to ensure that it adheres to the expected standards for XML handling.
  SAP Notes: Search for relevant SAP Notes or Knowledge Base Articles (KBAs) that may address this specific error. SAP frequently releases notes that provide fixes or workarounds for known issues.
  
  Related Information:
  
  SAP Support: If the issue persists after trying the above solutions, 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 logs.
  Community Forums: Engage with the 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.
  Testing Environment: If possible, replicate the issue in a testing environment to experiment with different configurations or code changes without affecting the production system.
  
  By following these steps, you should be able to identify the root cause of the error and implement a suitable solution.