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Message type: E = Error
Message class: SYSTEMSWITCH - Messages for System Switch
Message number: 023
Message text: System switch setting: more than one entry exists in system switch table
The cause cannot be defined.
The R/3 System can no longer function correctly.
Notify your system administrator immediately.
Error message extract from SAP system. Copyright SAP SE.
SYSTEMSWITCH023
- System switch setting: more than one entry exists in system switch table ?The SAP error message SYSTEMSWITCH023 indicates that there is an issue with the system switch settings in your SAP system. Specifically, it means that there are multiple entries in the system switch table, which should only have one active entry for a given switch.
Cause:
The primary cause of this error is that the system switch table (usually
T000
or a similar table depending on the context) contains more than one entry for a specific system switch. This can happen due to:
- Data Corruption: Incorrect data entries or corruption in the database.
- Configuration Errors: Manual changes made to the system switch settings that resulted in duplicate entries.
- Transport Issues: Transporting configuration settings from one system to another may have led to duplicate entries if not handled properly.
Solution:
To resolve the SYSTEMSWITCH023 error, you can follow these steps:
Check the System Switch Table:
- Use transaction code
SE11
orSE16
to view the contents of the system switch table (e.g.,T000
).- Look for duplicate entries for the specific system switch that is causing the error.
Identify Duplicates:
- Identify the entries that are duplicates. You may need to check the
SWITCH_NAME
or similar fields to find the conflicting entries.Remove or Correct Duplicates:
- If you have identified duplicate entries, you will need to remove or correct them. This can typically be done using transaction
SE14
(Database Utility) to delete or adjust the entries.- Ensure that you keep the correct entry that should remain active.
Check for Consistency:
- After making changes, ensure that the system is consistent and that there are no other issues. You can run consistency checks or use transaction
SICF
to check for service consistency.Transport Management:
- If the issue arose from a transport, ensure that the transport requests are correctly managed and that no duplicates are being transported.
Consult Documentation:
- Refer to SAP Notes or documentation related to system switches for any specific instructions or guidelines.
Backup:
- Always ensure you have a backup of your data before making changes to the database.
Related Information:
By following these steps, you should be able to resolve the SYSTEMSWITCH023 error and restore normal functionality to your SAP system.
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