How To Fix CNV_40305030 - Internal error; table &1 not expected in method &2

CNV_40305030 - Overview

• Message type: E = Error

• Message class: CNV_40305 - Asset transfer postings due to a change of account determ.

• Message number: 030

• Message text: Internal error; table &1 not expected in method &2

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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CNV_40305030 - Details

• The SAP error message CNV_40305030 Internal error; table &1 not expected in method &2 typically indicates that there is an unexpected table being processed in a specific method during a data conversion or migration process. This error is part of the SAP Conversion and Migration tools, often related to the SAP S/4HANA migration or other data transformation projects.
  
  Cause:
  
  
  Unexpected Table: The error suggests that the system encountered a table that it did not expect during the execution of a specific method. This could be due to:
  
  A misconfiguration in the migration settings.
  An inconsistency in the data model or the data being processed.
  A bug in the migration program or tool being used.
  
  
  
  Data Model Changes: If there have been changes to the data model (e.g., new tables added, existing tables modified), the migration tool may not be updated to handle these changes.
  
  
  Custom Code: If there are custom developments or modifications in the system, they