Message type: E = Error
Message class:  CNVMBTCHECK - Messages for PCL Checks 
Message number: 060
Message text: &1| Foreign key &2 does not exist in the parent structure on sender.
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The SAP error message CNVMBTCHECK060 indicates that there is a foreign key constraint issue in the context of data migration or conversion. Specifically, the error message states that a foreign key (denoted as &2) does not exist in the parent structure on the sender side. This typically occurs during data migration processes, such as when using the SAP Migration Cockpit or other data transfer tools.
Cause: Missing Foreign Key Relationship: The foreign key that is being referenced in the data being migrated does not exist in the parent table or structure. This could be due to: Incorrect or incomplete data in the source system. Changes in the data model that have not been reflected in the source data. Data integrity issues where the child record references a non-existent parent record. Data Mapping Issues: The mapping configuration between the source and target systems may not be set up correctly, leading to references to non-existent keys. Data Preparation Errors:
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CNVMBTCHECK059 &1| Table &2 will not be checked for existence in receiver.(cluster/pool)
 This migration object has a cluster or pooled table mentioned in its table strucuture. Therefore the data dictionary checks will not be done for this...
CNVMBTCHECK058 &1| Sender field &2 will not be checked for existence. (cluster/pool)
 This migration object has a cluster or pooled table mentioned in its table strucuture. Therefore the data dictionary checks will not be done for this...
CNVMBTCHECK061 
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNVMBTCHECK062 &1| Key for table &3 differs in sender and receiver. Check field &2.
What causes this issue?  Primary key of  the given table is different in sender and receiver. Exclude this object from transfer to avoid errors at dat...
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