How To Fix CNV20308012 - Error in comparison program in line &3: &1

CNV20308012 - Overview

• Message type: E = Error

• Message class: CNV20308 - SLO CWB Package Comparison

• Message number: 012

• Message text: Error in comparison program in line &3: &1

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

CNV20308012 - Details

• The SAP error message CNV20308012 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that there is an issue in the comparison program, which is likely related to data validation or transformation logic.
  
  Cause:
  
  Data Inconsistency: The error may arise due to inconsistencies in the data being processed. This could be due to missing values, incorrect data types, or data that does not meet the expected format.
  
  Configuration Issues: There may be issues with the configuration of the migration or conversion program, such as incorrect mapping of fields or parameters.
  Program Logic Errors: There could be a bug or logical error in the comparison program itself, which is causing it to fail at a specific line of code.
  Data Volume: Large volumes of data being processed at once can sometimes lead to performance issues or timeouts, resulting in errors.
  
  
  Solution:
  
  Check Data