How To Fix AQV590 - Fields & & cannot be linked

AQV590 - Overview

• Message type: E = Error

• Message class: AQV - Message texts for SAP Query

• Message number: 590

• Message text: Fields & & cannot be linked

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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AQV590 - Details

• The SAP error message AQV590, which states "Fields & & cannot be linked," typically occurs in the context of data modeling or when working with queries in SAP BW (Business Warehouse) or SAP HANA. This error indicates that there is an issue with linking fields in a query or data model, often due to mismatched data types, incompatible field characteristics, or incorrect relationships between the fields.
  Causes:
  
  Mismatched Data Types: The fields you are trying to link may have different data types (e.g., one is a string and the other is a number).
  Incompatible Field Characteristics: The fields may have different characteristics, such as length or decimal places, which prevents them from being linked.
  Incorrect Relationships: The relationship between the fields may not be defined correctly in the data model or query.
  Field Not Available: One of the fields may not be available in the context you are trying to use it (e.g., it may