How To Fix CNV_20000090 - Inverse fiscal year & not possible

CNV_20000090 - Overview

• Message type: E = Error

• Message class: CNV_20000 - Messages for fiscal year change

• Message number: 090

• Message text: Inverse fiscal year & not possible

Self-Explanatory Message

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CNV_20000090 - Details

• The SAP error message CNV_20000090 typically occurs during the data migration process, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that there is an issue with the fiscal year settings in the system, specifically that the fiscal year is set to an inverse or non-standard configuration, which is not supported for the migration process.
  
  Cause:
  
  Inverse Fiscal Year Configuration: The fiscal year variant in the system is configured in a way that does not align with the expected standard fiscal year settings. This can happen if the fiscal year is set to a non-standard configuration, such as a non-calendar year or if the fiscal year is defined in a way that does not follow the typical sequence.
  Data Inconsistencies: There may be inconsistencies in the data being migrated, such as periods that do not match the defined fiscal year settings.
  Migration Settings: The migration settings may