How To Fix AQ511 - The index & is only assigned once


AQ511 - Overview

  • Message type: E = Error

  • Message class: AQ - Message texts for SAP Query

  • Message number: 511

  • Message text: The index & is only assigned once

  • Show details Hide details
  • What causes this issue?

    So far, you have assigned an index to define an equality relationship
    between two fields only once. When you leave this screen, these indexes
    are reset.

    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?


    Error message extract from SAP system. Copyright SAP SE.


Smart SAP Assistant

  • What is the cause and solution for SAP error message AQ511 - The index & is only assigned once ?
    The SAP error message AQ511, which states "The index & is only assigned once," typically occurs in the context of SAP's data dictionary and indexing. This error indicates that there is an issue with the assignment of an index in a database table or view, where the system expects the index to be assigned multiple times but finds that it has only been assigned once.
    
    Cause: Index Definition: The index in question may have been defined incorrectly, or there may be a misunderstanding in how it should be used within the database structure. Database Table Structure: The underlying database table may have constraints or definitions that conflict with the expected usage of the index. Data Dictionary Issues: There may be inconsistencies or errors in the data dictionary definitions related to the index.
    Solution: Check Index Definition: Review the definition of the index in the data dictionary (transaction SE11). Ensure that it is defined correctly and that

    Already have an account? Login here!




Instant HelpGet instant SAP help. Sign up for our Free Essentials Plan.


Related SAP Error Messages

Click the links below to see the following related messages:
  • AQ510 No InfoSets found
    Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...

  • AQ509 Fields with the index & cannot be linked
    What causes this issue? In a link condition of a table join, you can define an equality relationship between two fields only if the fields satisfy th...

  • AQ512 Unpaired indexes are not applied
    What causes this issue? On the screen for maintaining a link condition, individual indexes were assigned only for fields of a table. These indexes ar...

  • AQ513 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 a...

Click on this link to search all SAP messages.


Rating
The AI Support Assistant is great. It provides comprehensive assistance even on the most difficult issues. I highly recommend this service.
Rate 1
John Jordan
SAP Consultant & Author