Message type: E = Error
Message class:  IDFI_VAT_PR - VAT Pro-Rata 
Message number: 137
Message text: Country & - Define periods only if selected Period as period type
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The SAP error message IDFI_VAT_PR137 typically occurs in the context of VAT (Value Added Tax) configuration, particularly when defining periods for VAT reporting. The error message indicates that periods should only be defined if the selected period type is appropriate for the configuration you are trying to set up.
Cause: The error is triggered when there is a mismatch between the selected period type and the periods defined in the VAT configuration. This can happen if: You have selected a period type that does not require specific periods to be defined. The configuration settings for VAT reporting are incomplete or incorrect. There is a misunderstanding of the period types available in the system.
Solution: To resolve this error, you can follow these steps: Check Period Type: Verify the period type you have selected in the VAT configuration. Ensure that it is appropriate for the periods you are trying to define. Define Periods Appropriately: If you are using a period
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