How To Fix SYSTEMSWITCH021 - System switch setting: parameter & is wrong

SAP Error Message - Details

• Message type: E = Error

• Message class: SYSTEMSWITCH - Messages for System Switch

• Message number: 021

• Message text: System switch setting: parameter & is wrong

What causes this issue?

The function module SYSTEM_SWITCH_SET was called incorrectly.

System Response

Possible values for the parameter SYSDEF:
00 -> Set R/3 System as Manufacturing System.
01 -> Set R/3 System as SAP Retail System.

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

Possible values for the parameter COMMIT:
SPACE -> No update of the system setting within the
function module.
X -> Update of the system setting within the
function module.

How to fix this error?

Check the input parameters.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SYSTEMSWITCH021 - System switch setting: parameter & is wrong ?

  The SAP error message SYSTEMSWITCH021 indicates that there is an issue with the system switch settings in your SAP environment. This error typically arises when a parameter related to system switches is incorrectly configured or has an invalid value.
  Cause:
  
  Incorrect Parameter Value: The parameter specified in the error message is set to a value that is not valid for the current system configuration.
  Missing Parameters: The required parameters for the system switch may not be defined in the system.
  Inconsistent Configuration: There may be inconsistencies in the configuration of the system switches across different environments (e.g., development, testing, production).
  Version Compatibility: The parameter may not be compatible with the version of SAP you are using.
  
  Solution:
  
  Check Parameter Value: Review the parameter mentioned in the error message. Ensure that it is set to a valid value according to the SAP documentation or your system's requirements.
  Review System Switch Settings: Use transaction code RZ10 to check the profile parameters and ensure that the system switches are correctly configured.
  Adjust Configuration: If the parameter is incorrect, modify it to the appropriate value. This may involve changing the instance profile or the default profile.
  Consult Documentation: Refer to the SAP Help Portal or relevant SAP Notes for guidance on the specific parameter and its valid values.
  Transport Requests: If changes are made in a development environment, ensure that they are transported to the production environment correctly.
  Restart the System: After making changes to the parameters, you may need to restart the SAP system for the changes to take effect.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  System Documentation: Review the system documentation for your specific SAP version to understand the implications of changing system switch parameters.
  
  If the issue persists after following these steps, consider reaching out to SAP support for further assistance.