How To Fix CNV10400027 - Length of field &2 of table &1 is &3

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV10400 - Messages for package 10400 (characteristics)

• Message number: 027

• Message text: Length of field &2 of table &1 is &3

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV10400027 - Length of field &2 of table &1 is &3 ?

  The SAP error message CNV10400027 indicates that there is a problem with the length of a field in a specific table during a data conversion or migration process. This error typically arises in the context of SAP's data migration tools, such as the SAP S/4HANA Migration Cockpit or other data transfer processes.
  Cause:
  The error message CNV10400027 is triggered when the length of a field in the source data does not match the expected length defined in the target table. This can happen due to several reasons:
  
  Data Type Mismatch: The source field may have a longer length than what is defined in the target table.
  Incorrect Mapping: During the data migration process, the mapping of fields between the source and target tables may not have been set up correctly.
  Data Quality Issues: The source data may contain unexpected values or formats that exceed the defined length in the target table.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Field Lengths: Verify the field lengths in both the source and target tables. Ensure that the source data does not exceed the maximum length defined in the target table.
  
  
  Adjust Mapping: If the mapping of fields is incorrect, adjust it to ensure that the source fields are correctly mapped to the target fields with compatible lengths.
  
  
  Data Cleansing: If the source data contains values that exceed the length restrictions, consider cleansing the data. This may involve truncating values, removing invalid characters, or transforming the data to fit the target structure.
  
  
  Modify Target Table: If appropriate, you may consider modifying the target table to accommodate the longer field lengths from the source data. However, this should be done with caution and in accordance with your data model and business requirements.
  
  
  Review Migration Settings: Check the settings and configurations of the migration tool you are using. Ensure that all parameters are set correctly to handle the data types and lengths.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or fixes related to this error message.
  Data Migration Documentation: Review the documentation for the specific data migration tool you are using, as it may contain best practices and troubleshooting tips.
  Testing: After making adjustments, perform a test migration with a subset of data to ensure that the changes resolve the issue without introducing new errors.
  
  By following these steps, you should be able to identify the root cause of the CNV10400027 error and implement a suitable solution.