Message type: E = Error
Message class:  CNV_PE_CHECK - Check Framework messages for posting engine 
Message number: 306
Message text: Condition rules are not maintained for all relevance identifiers
If split is defined on the structure level, condition rules must be
maintained for all relevance identifiers.
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_PE_CHECK306 indicates that condition rules are not maintained for all relevance identifiers in the context of a data migration or conversion process, typically related to the SAP Conversion or Migration tools. This error is often encountered during the execution of a migration project, particularly when using the SAP S/4HANA Migration Cockpit or similar tools.
Cause: The error occurs when the system detects that there are relevance identifiers (which are used to determine the applicability of certain conditions or rules) for which no corresponding condition rules have been defined. This can happen due to: Incomplete Configuration: The condition rules for certain relevance identifiers may not have been set up in the system. Missing Data: There may be missing entries in the configuration tables that define the relationship between relevance identifiers and their corresponding condition rules. Incorrect Mapping: During the migration process, the mapping of data may not have been done correctly, leading
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