Message type: E = Error
Message class:  FKK_ID_XX_ODN - ODN message 
Message number: 125
Message text: With schema &1 sub-ID is inactive from &2 to &3
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The SAP error message FKK_ID_XX_ODN125 typically relates to issues with the billing or invoicing process in the SAP Convergent Charging or Contract Accounts Receivable and Payable (FI-CA) module. The message indicates that a specific schema (identified by &1) and sub-ID is inactive for the specified date range (&2 to &3).
Cause: Inactive Schema/Sub-ID: The schema or sub-ID referenced in the error message is not active during the specified date range. This can happen if the schema was deactivated or if the configuration was not set up correctly. Date Range Issues: The date range specified may not align with the active periods for the schema/sub-ID, leading to the error. Configuration Errors: There may be configuration issues in the billing schema or related settings that prevent the schema from being recognized as active.
Solution: Check Schema Activation: Go to the configuration settings for the billing schema in the SAP system. Verify that the schema identified by &1 is active
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