How To Fix E1220 - Action cannot be executed, parallel changes in WE20 (&1).

E1220 - Overview

• Message type: E = Error

• Message class: E1 - Messages for IDoc Basis

• Message number: 220

• Message text: Action cannot be executed, parallel changes in WE20 (&1).

What causes this issue?

This action can only be executed, if no changes are made to the partner
profiles (WE20) at the same time.

System Response

Locking user in transaction WE20: &v1&

How to fix this error?

Close transaction WE20 or ask the other user to close WE20.

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 E1220 - Action cannot be executed, parallel changes in WE20 (&1). ?

  The SAP error message E1220, which states "Action cannot be executed, parallel changes in WE20 (&1)," typically occurs in the context of the IDoc (Intermediate Document) processing in SAP. This error indicates that there are concurrent changes being made to the same configuration object in transaction WE20, which is used for maintaining partner profiles.
  
  Cause:
  
  Concurrent Access: The most common cause of this error is that multiple users or processes are trying to modify the same partner profile at the same time. This can happen if two users are editing the same partner profile in WE20 simultaneously.
  Lock Mechanism: SAP uses a locking mechanism to prevent data inconsistencies. When one user is editing a partner profile, the system locks that profile for editing by others. If another user tries to make changes, they will encounter this error.
  
  
  Solution:
  
  Wait and Retry: If you encounter this error, the simplest solution is to wait for a few