How To Fix AQ240 - Assignment of lines to line groups is incorrect or incomplete

AQ240 - Overview

• Message type: E = Error

• Message class: AQ - Message texts for SAP Query

• Message number: 240

• Message text: Assignment of lines to line groups is incorrect or incomplete

What causes this issue?

Incorrect assignment between lines and line groups. There are two
possible reasons this:

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

The assignment of lines to line groups must be in ascending order, i.e.
as the line number increases, the line group must either stay the same
or also increase.
The assignment is incomplete, i.e. not all the lines are assigned to a
line group. You must either assign all lines to a line group or none at
all.

System Response

How to fix this error?

Correct the assignment.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AQ240 - Assignment of lines to line groups is incorrect or incomplete ?

  The SAP error message AQ240, "Assignment of lines to line groups is incorrect or incomplete," typically occurs in the context of the SAP system when dealing with line item assignments in various modules, such as Sales and Distribution (SD) or Materials Management (MM). This error indicates that there is a mismatch or an incomplete assignment of line items to their respective line groups, which can lead to issues in processing documents like sales orders, purchase orders, or invoices.
  Causes:
  
  Incomplete Configuration: The line groups may not be properly configured in the system, leading to incomplete assignments.
  Missing Data: Required data for line items or line groups may be missing or incorrectly entered.
  Incorrect Assignment: Line items may have been assigned to the wrong line groups, or the assignment does not meet the required criteria.
  Document Structure Issues: The structure of the document being processed may not align with the expected line group assignments.
  Custom Code or