How To Fix LOP021 - The side can be set to new option lists only. Key &1

SAP Error Message - Details

• Message type: E = Error

• Message class: LOP - Logistical contract options

• Message number: 021

• Message text: The side can be set to new option lists only. Key &1

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message LOP021 - The side can be set to new option lists only. Key &1 ?

  The SAP error message LOP021 indicates that there is an issue with the configuration of a particular side (or option list) in the system. This error typically arises when you are trying to set a side to a new option list, but the system does not allow it due to certain constraints or settings.
  Cause:
  
  Incorrect Configuration: The side you are trying to set may not be configured correctly in the system.
  Existing Assignments: The side might already be assigned to an existing option list, which prevents it from being changed to a new one.
  Authorization Issues: You may not have the necessary permissions to make changes to the option lists or sides.
  Data Integrity Issues: There may be inconsistencies in the data that prevent the system from allowing the change.
  
  Solution:
  
  Check Configuration: Review the configuration settings for the side and ensure that it is set up correctly. Make sure that the side is not already assigned to another option list.
  Review Existing Assignments: If the side is already linked to an existing option list, you may need to remove that assignment before you can set it to a new option list.
  Authorization Check: Ensure that you have the necessary authorizations to make changes to the option lists. If not, contact your system administrator to obtain the required permissions.
  Data Consistency: Check for any data integrity issues that might be causing the error. This may involve running consistency checks or reviewing related data entries.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on managing option lists and sides in your version of SAP.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help you navigate to the configuration settings, such as SPRO for configuration or SE11 for data dictionary checks.
  SAP Notes: Search for SAP Notes related to error LOP021 in the SAP Support Portal, as there may be specific patches or updates that address this issue.
  Community Forums: Consider checking SAP community forums or discussion boards for similar issues faced by other users and their solutions.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.