Message type: E = Error
Message class:  CNV_PE - General messages for posting engine 
Message number: 632
Message text: TRule parameter &1 is not maintained for TRule &2 in TRCO
To complete and release a given value mapping entry for transformation
rule &V2&, the value of all columns of this mapping entry must be
defined. Therefore<(>,<)> each field is assigned to a source field
(either from worklist or from WLRL), from which the current value is
pulled. This is done in the customizing for Reading/Completing.
The program found that this assignment is missing for &V1&.
Technical information
Affected interface mapping ID: &V3&
Error
Maintain the missing assignment.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message "CNV_PE632 TRule parameter &1 is not maintained for TRule &2 in TRCO" typically occurs in the context of data migration or transformation processes, particularly when using the SAP Conversion Tools (like the SAP S/4HANA Migration Cockpit or other data migration tools). This error indicates that a specific transformation rule (TRule) parameter is missing or not properly configured for a given transformation rule.
Cause: Missing Parameter Configuration: The specified parameter (&1) for the transformation rule (&2) is not maintained in the configuration settings of the transformation rules in the TRCO (Transformation Rules Configuration). Incorrect Mapping: There may be an issue with how the transformation rules are mapped or defined, leading to missing parameters. Data Migration Project Setup: The data migration project may not have been set up correctly, leading to incomplete or incorrect configurations.
Solution: Check Transformation Rules: Go to the transaction code TRCO (or the relevant configuration area for transformation rules). Locate the
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