How To Fix AQ590 - Fields & & cannot be linked


AQ590 - Overview

  • Message type: E = Error

  • Message class: AQ - Message texts for SAP Query

  • Message number: 590

  • Message text: Fields & & cannot be linked

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  • 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 AQ590 - Fields & & cannot be linked ?
    The SAP error message AQ590, which states "Fields & & cannot be linked," typically occurs in the context of data processing or report generation within SAP systems. This error indicates that there is an issue with linking fields in a query or report, often due to mismatched data types, incompatible field definitions, or incorrect field mappings.
    Causes:
    
    Mismatched Data Types: The fields you are trying to link may have different data types (e.g., one is a character field while the other is numeric).
    Incompatible Field Definitions: The fields may not be defined in a way that allows them to be linked, such as different lengths or formats.
    Incorrect Field Mapping: The fields may not be correctly mapped in the query or report, leading to linkage issues.
    Missing Fields: One of the fields may not exist in the context of the query or report being executed.
    Database Constraints: There may be constraints in the underlying database that

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