How To Fix AQ513 - No fields linked

AQ513 - Overview

• Message type: E = Error

• Message class: AQ - Message texts for SAP Query

• Message number: 513

• Message text: No fields linked

What causes this issue?

You left the screen for maintaining a link condition without specifying
a link condition.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Although it is possible to specify the link condition later, you cannot
generate the functional area until all the defined link conditions have
also been specified.

Error message extract from SAP system. Copyright SAP SE.

AQ513 - Details

• The SAP error message AQ513 "No fields linked" typically occurs in the context of SAP Query or SAP Report Painter/Writer when there is an issue with the data source or the field selection in a report or query. This error indicates that the fields you are trying to use in your report or query are not properly linked to the data source, which means that the system cannot retrieve the necessary data.
  Causes:
  
  Unlinked Fields: The fields you are trying to use in your query or report are not linked to the underlying data source.
  Incorrect Data Source: The data source you are using may not contain the fields you are trying to access.
  Field Deletion: The fields may have been deleted or renamed in the underlying table or structure.
  Authorization Issues: Lack of proper authorizations to access certain fields or tables.
  Query Configuration: The query may not be configured correctly, leading to missing links between