How To Fix AQV511 - The index & is only assigned once

AQV511 - Overview

• Message type: E = Error

• Message class: AQV - Message texts for SAP Query

• Message number: 511

• Message text: The index & is only assigned once

What causes this issue?

You only assigned an index for defining equality between two fields
once. Such indexes are reset when you leave this screen.

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 AQV511 - The index & is only assigned once ?

  The SAP error message AQV511, which states "The index & is only assigned once," typically occurs in the context of SAP's Advanced Planning and Optimization (APO) or similar modules where indexes are used for data retrieval and processing.
  
  Cause:
  This error usually arises when there is an attempt to assign an index that has already been assigned to another object or process. In SAP, indexes are often used to optimize data access, and each index can only be assigned to a single object at a time. If you try to assign the same index to multiple objects or processes, the system will throw this error.
  
  Solution:
  To resolve the AQV511 error, you can follow these steps:
  
  
  Check Index Assignment: Verify which object the index is currently assigned to. You can do this by checking the relevant configuration or data model in the SAP system.
  
  
  Reassign or Create a New Index: If the index is indeed assigned