How To Fix I18N201 - Customizing already defined for this date range.

SAP Error Message - Details

• Message type: E = Error

• Message class: I18N - Message class for SI18N

• Message number: 201

• Message text: Customizing already defined for this date range.

What causes this issue?

You are trying to block a date range for the Islamic calendar, but the
customization of the Islamic calendar already contains custom data in
that date range.

System Response

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

How to fix this error?

The custom data for the Islamic calendar is defined by report
I18N_MAINTAIN_TISLCAL. Use that report to remove the existing custom
data or select another date range to be blocked.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message I18N201 - Customizing already defined for this date range. ?

  The SAP error message I18N201: Customizing already defined for this date range typically occurs when you are trying to create or modify a customizing entry in the Internationalization (I18N) settings for a date range that already has an existing entry. This is a common issue when working with date-dependent configurations in SAP.
  Cause:
  The error is triggered because:
  
  You are attempting to create a new entry for a date range that overlaps with an existing entry.
  The system enforces uniqueness for date ranges to avoid conflicts in configuration.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Entries:
  
  Navigate to the relevant customizing transaction (e.g., SPRO) where you are trying to make the change.
  Look for the existing entries in the date range you are trying to define. You can usually find this in the same customizing area where you are trying to create the new entry.
  
  
  
  Modify or Delete Existing Entries:
  
  If you find an existing entry that overlaps with the date range you want to use, you can either:
  
  Modify the existing entry to accommodate your new requirements.
  Delete the existing entry if it is no longer needed (ensure that this does not affect other configurations).
  
  
  
  
  
  Use a Different Date Range:
  
  If modifying or deleting the existing entry is not an option, consider using a different date range that does not conflict with existing entries.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation or help files related to the specific customizing area you are working in. This can provide additional context on how date ranges are managed.
  
  
  
  Check for Transport Requests:
  
  If you are working in a development environment, ensure that there are no pending transport requests that might be affecting the customizing settings.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for assistance, especially if this is a production environment.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SPRO (Customizing), SE11 (Data Dictionary), or SE16 (Data Browser) to check existing configurations.
  Documentation: SAP Help Portal and SAP Notes can provide insights into specific customizing settings and best practices.
  Testing: Always test changes in a development or quality assurance environment before applying them to production to avoid disruptions.
  
  By following these steps, you should be able to resolve the I18N201 error and successfully manage your customizing entries in SAP.