How To Fix RSTRAN_DB022 - Read from DataStore: Source field missing

SAP Error Message - Details

• Message type: E = Error

• Message class: RSTRAN_DB - message for RSTRAN_DB

• Message number: 022

• Message text: Read from DataStore: Source field missing

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 RSTRAN_DB022 - Read from DataStore: Source field missing ?

  The SAP error message RSTRAN_DB022, which states "Read from DataStore: Source field missing," typically occurs in the context of data extraction or transformation processes in SAP BW (Business Warehouse) when the system is unable to find a required field in the DataStore Object (DSO) during a data load or transformation process.
  Cause:
  
  Field Mismatch: The source field that is expected in the DataStore Object is either missing or has been renamed in the source system or in the DSO.
  DataSource Configuration: The DataSource may not be properly configured to include the required fields.
  Data Model Changes: Changes in the data model, such as modifications to the DSO structure or the underlying InfoSource, can lead to this error.
  Transport Issues: If the DSO was transported from one system to another, there may be inconsistencies in the field definitions.
  Data Load Process: The data load process may not have been executed correctly, leading to missing fields.
  
  Solution:
  
  Check DSO Structure: Verify the structure of the DataStore Object to ensure that all required fields are present. You can do this by navigating to the DSO in the SAP BW modeling tools.
  Review DataSource: Check the DataSource configuration to ensure that it includes all necessary fields. If fields have been added or removed, update the DataSource accordingly.
  Update Transformations: If there have been changes to the DSO or DataSource, ensure that any transformations that reference these fields are updated to reflect the current structure.
  Re-activate Objects: Sometimes, re-activating the DSO and the associated transformations can resolve inconsistencies.
  Check for Transport Issues: If the DSO was transported, ensure that all related objects (like InfoObjects and DataSources) were also transported correctly.
  Debugging: If the issue persists, consider debugging the data load process to identify where the field is being referenced and why it is missing.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like RSA1 (Data Warehousing Workbench) to access the DSO and DataSource configurations.
  Logs and Traces: Check the logs in the Data Warehousing Workbench for more detailed error messages that can provide additional context.
  SAP Notes: Look for relevant SAP Notes that may address known issues related to this error message.
  Documentation: Review SAP documentation for best practices on managing DataStore Objects and DataSources.
  
  By following these steps, you should be able to identify the root cause of the RSTRAN_DB022 error and implement a solution to resolve it.