How To Fix RSM2161 - Cannot determine the type of DTA &1. Cancellation in FM &2 Line &3.

SAP Error Message - Details

• Message type: E = Error

• Message class: RSM2 - Monitor assistant help texts

• Message number: 161

• Message text: Cannot determine the type of DTA &1. Cancellation in FM &2 Line &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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSM2161 - Cannot determine the type of DTA &1. Cancellation in FM &2 Line &3. ?

  The SAP error message RSM2161, which states "Cannot determine the type of DTA &1. Cancellation in FM &2 Line &3," typically occurs in the context of data transfer processes, particularly when dealing with Data Transfer Workbench (DTW) or similar data import/export functionalities in SAP.
  Cause:
  
  Invalid Data Type: The error usually indicates that the system is unable to determine the data type of the specified DTA (Data Transfer Object). This can happen if the data being processed does not conform to the expected format or structure.
  Configuration Issues: There may be issues with the configuration of the data transfer settings or the mapping of fields.
  Missing or Incorrect Metadata: The metadata required to interpret the data might be missing or incorrectly defined.
  Data Integrity Issues: The data being imported may contain inconsistencies or errors that prevent the system from processing it correctly.
  
  Solution:
  
  Check Data Format: Ensure that the data being transferred is in the correct format and adheres to the specifications required by SAP. Validate the structure of the data file.
  Review Configuration: Check the configuration settings for the data transfer process. Ensure that all necessary mappings and settings are correctly defined.
  Validate Metadata: Ensure that the metadata for the DTA is correctly defined and available in the system. This includes checking the data types and structures expected by the system.
  Data Cleansing: If there are data integrity issues, cleanse the data to remove any inconsistencies or errors. This may involve correcting data types, removing invalid entries, or ensuring that all required fields are populated.
  Debugging: If you have access to debugging tools, you can trace the function module (FM) mentioned in the error message to identify the exact point of failure and gather more context about the error.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE80 (Object Navigator), and SE37 (Function Module) to investigate the data structures and function modules involved.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review SAP documentation related to data transfer processes, especially if you are using tools like LSMW (Legacy System Migration Workbench) or DTW.
  
  If the issue persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.