How To Fix RSDA182 - Field '&1': Length shortened from &2 to &3 for data type '&4'

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDA - BW Archiving: Messages

• Message number: 182

• Message text: Field '&1': Length shortened from &2 to &3 for data type '&4'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDA182 - Field '&1': Length shortened from &2 to &3 for data type '&4' ?

  The SAP error message RSDA182 indicates that there is a discrepancy between the expected length of a field and the actual length being used in a data operation, typically in the context of data extraction or transformation processes. This message is often encountered in the context of Data Warehousing or when working with DataSources in SAP BW (Business Warehouse).
  Cause:
  The error message RSDA182 is triggered when:
  
  A field in a DataSource or InfoObject has a defined length (e.g., in the data model) that is longer than the length of the data being processed.
  The system is attempting to shorten the length of the field from a defined length (&2) to a shorter length (&3) to accommodate the actual data being processed.
  This can occur due to changes in the underlying data structure, such as changes in the source system or modifications in the DataSource configuration.
  
  Solution:
  To resolve the RSDA182 error, consider the following steps:
  
  
  Check DataSource Configuration:
  
  Review the DataSource configuration in SAP BW. Ensure that the field lengths defined in the DataSource match the lengths of the corresponding fields in the source system.
  
  
  
  Adjust Field Lengths:
  
  If the source data has changed and the field lengths need to be adjusted, update the DataSource or InfoObject definitions in SAP BW to reflect the correct lengths.
  
  
  
  Data Type Consistency:
  
  Ensure that the data types of the fields in the source system and the DataSource are consistent. Mismatches in data types can lead to length issues.
  
  
  
  Data Transformation Logic:
  
  If you are using transformation logic (e.g., in a transformation routine), ensure that the logic does not inadvertently truncate or alter the data lengths.
  
  
  
  Testing:
  
  After making changes, perform a test extraction to verify that the error no longer occurs and that data is being processed correctly.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific DataSource or InfoObject for any known issues or additional guidance.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide patches related to the RSDA182 error.
  Data Modeling: Familiarize yourself with data modeling best practices in SAP BW to prevent similar issues in the future.
  Field Lengths in SAP: Understand how field lengths are defined in SAP systems and the implications of changing them.
  
  By following these steps, you should be able to identify the root cause of the RSDA182 error and implement a solution to resolve it.