How To Fix ACI_API059 - Unsupported operator "&1"

SAP Error Message - Details

• Message type: E = Error

• Message class: ACI_API - EXPERIMENTAL, DON'T USE (Messages raised by the ACI's API)

• Message number: 059

• Message text: Unsupported operator "&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.

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 ACI_API059 - Unsupported operator "&1" ?

  The SAP error message ACI_API059 "Unsupported operator '&1'" typically occurs in the context of the SAP Application Interface Framework (AIF) when there is an issue with the configuration of the interface or the data being processed. This error indicates that an operator used in the interface processing is not recognized or supported by the system.
  Cause:
  
  Unsupported Operator: The error is triggered when an operator (like a mathematical or logical operator) used in the interface processing is not valid or recognized by the AIF.
  Configuration Issues: There may be a misconfiguration in the AIF settings or in the mapping of the data.
  Data Issues: The data being processed may contain unexpected values or formats that do not align with the defined operators in the AIF configuration.
  
  Solution:
  
  Check Configuration: Review the AIF configuration settings to ensure that all operators used in the mappings and transformations are supported. This includes checking the interface definitions and any custom logic implemented.
  Validate Data: Inspect the data being processed to ensure it conforms to the expected formats and values. Look for any anomalies or unexpected characters that could be causing the issue.
  Update Operators: If you are using custom operators or expressions, ensure they are correctly defined and supported by the AIF. You may need to modify or replace unsupported operators with valid ones.
  Consult Documentation: Refer to the SAP documentation for the AIF to understand the supported operators and any limitations that may apply.
  Debugging: If the issue persists, consider enabling debugging or logging to capture more detailed information about the error context, which can help in identifying the root cause.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the AIF and this specific error message.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  AIF Documentation: Review the official SAP documentation for the Application Interface Framework for guidance on configuration and supported features.
  
  If the problem continues after following these steps, it may be beneficial to reach out to SAP support for further assistance.