How To Fix AQ151 - Table & has already been assigned to the table &

AQ151 - Overview

• Message type: E = Error

• Message class: AQ - Message texts for SAP Query

• Message number: 151

• Message text: Table & has already been assigned to the table &

What causes this issue?

You attempted to maintain a table that has already been linked, but
chose a different assignment to a logical database table than when
linking the table originally.

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?

If you want to change the WHERE condition of the table already linked
without changing the database table assignment, specify the correct
database table.
If you want to change the table of another database table, you must
first delete the table and then re-link it.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AQ151 - Table & has already been assigned to the table & ?

  The SAP error message AQ151 indicates that a table has already been assigned to another table in the context of the SAP system. This typically occurs when you are trying to assign a table to a new object or configuration, but the table is already linked to an existing object, which can lead to conflicts.
  
  Cause:
  
  Duplicate Assignment: The table you are trying to assign is already associated with another object or configuration.
  Configuration Error: There may be an error in the configuration settings where the same table is being referenced multiple times.
  Transport Issues: If you are working in a transport environment, the table might have been transported to another system, causing conflicts.
  
  
  Solution:
  
  Check Existing Assignments: Review the current assignments of the table in the system. You can do this by checking the relevant configuration settings or using transaction codes like SE11 (Data Dictionary) or SE14 (Database Utility).
  Remove or Modify Assignment: If the table