How To Fix RSAN_RT412 - Conversion error in target field &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RSAN_RT - Messages for Runtime Analysis

• Message number: 412

• Message text: Conversion error in target field &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.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSAN_RT412 - Conversion error in target field &1 ?

  The SAP error message RSAN_RT412 ("Conversion error in target field &1") typically occurs during data extraction or transformation processes in SAP BW (Business Warehouse) or during data loading operations. This error indicates that there is a problem converting data from one format to another, specifically when trying to load data into a target field.
  Causes:
  
  Data Type Mismatch: The source data type does not match the target field's data type. For example, trying to load a string into a numeric field.
  Length Issues: The length of the data being loaded exceeds the maximum length defined for the target field.
  Invalid Data Format: The data being loaded does not conform to the expected format (e.g., date formats, decimal separators).
  Null or Empty Values: Attempting to load null or empty values into a field that does not allow them.
  Incorrect Mapping: The mapping between source and target fields may be incorrectly defined in the transformation rules.
  
  Solutions:
  
  Check Data Types: Ensure that the data types of the source and target fields match. If necessary, adjust the data types in the source or target.
  Adjust Field Lengths: Verify the length of the data being loaded and ensure it does not exceed the target field's defined length. If needed, increase the length of the target field.
  Format Data Correctly: Ensure that the data being loaded is in the correct format. For example, if the target field is a date, ensure that the source data is formatted as a date.
  Handle Null Values: If the target field does not allow null values, ensure that the source data does not contain nulls or handle them appropriately in the transformation.
  Review Transformation Rules: Check the transformation rules in the Data Transfer Process (DTP) to ensure that the mapping is correct and that any necessary conversions are applied.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like RSA1 (Data Warehousing Workbench) to check the data flow and transformations.
  Error Logs: Review the error logs in the DTP or InfoPackage to get more details about the specific records causing the error.
  Data Preview: Use the data preview feature in the transformation to see how the data is being transformed and identify any potential issues before loading.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  
  By following these steps, you should be able to identify and resolve the cause of the RSAN_RT412 error in your SAP BW environment.