Message type: E = Error
Message class:  FOT_TDT -  
Message number: 102
Message text: Tax code &1 in country &2 already exists in transport; save not possible
Tax code <(>&<)>1 for country <(>&<)>2 already exists in the transport;
save is not possible. Only one validity period for a tax code and
country can be transporter.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Release the Business Change Project and create a new one.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message FOT_TDT102 indicates that there is a conflict with a tax code that already exists in the transport request for a specific country. This typically occurs when you are trying to create or modify a tax code that has already been included in a transport request, which prevents you from saving your changes.
Cause: Duplicate Tax Code: The tax code you are trying to create or modify already exists in the transport request for the specified country. Transport Request Lock: The transport request may be locked or in a state that prevents further modifications.
Configuration Issues: There may be inconsistencies in the configuration of tax codes across different environments (e.g., development, quality assurance, production).
Solution: Check Existing Tax Codes: Verify if the tax code you are trying to create or modify already exists in the system. You can do this by navigating to the relevant configuration area in SAP (e.g., SPRO -> Financial
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