How To Fix 1E644 - Only select lines with a user other than &1.

1E644 - Overview

• Message type: E = Error

• Message class: 1E - BCA: Account

• Message number: 644

• Message text: Only select lines with a user other than &1.

What causes this issue?

The last user to enter the reference account for account closure is the
same user as changed the release status.

System Response

Error message as both users must be different according to the
principle of dual control.

How to fix this error?

Only edit the lines in the list where the entry in the Username field
doesn't correspond to the current user.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 1E644 - Only select lines with a user other than &1. ?

  The SAP error message 1E644 ("Only select lines with a user other than &1.") typically occurs in scenarios where a user is trying to perform an action (like processing or approving) on a document or transaction that is already assigned to the same user. This is a safeguard to prevent users from inadvertently processing their own entries, which could lead to conflicts of interest or errors.
  
  Cause:
  The error is triggered when:
  
  A user attempts to select or process a line item that is already assigned to them.
  The system is configured to restrict users from processing their own entries to maintain data integrity and accountability.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check User Assignment: Verify if the line items you are trying to select are indeed assigned to you. If they are, you will need to either:
  
  Change the user assignment of those line items to another user.
  Have another user process the