How To Fix RSDS208 - Field &1 of structure proposal missing in segment &2 of DataSource

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDS - New DataSource

• Message number: 208

• Message text: Field &1 of structure proposal missing in segment &2 of DataSource

What causes this issue?

According to the settings for the hierarchy in data format, the
DataSource should contain the field&V1& in segment&V2& . This is not the
case here.

System Response

The DataSource cannot be activated.

How to fix this error?

Add field &V1& to segment&V2&. To do this, select tab page<LS> Proposal
</> or <LS>File Structure</>.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSDS208 - Field &1 of structure proposal missing in segment &2 of DataSource ?

  The SAP error message RSDS208 indicates that a specific field in a structure proposal is missing from a segment of a DataSource. This typically occurs in the context of SAP BW (Business Warehouse) when working with DataSources that extract data from various sources, such as SAP ERP systems.
  Cause:
  The error can arise due to several reasons:
  
  Field Mismatch: The field specified in the error message is not present in the DataSource segment. This could be due to changes in the underlying data structure or the DataSource configuration.
  DataSource Configuration: The DataSource may not be properly configured to include all necessary fields, or it may have been modified without updating the corresponding structure proposal.
  Versioning Issues: If the DataSource was recently updated or changed, the structure proposal may not have been regenerated or updated accordingly.
  Transport Issues: If the DataSource was transported from one system to another, there may be inconsistencies in the field definitions.
  
  Solution:
  To resolve the RSDS208 error, you can follow these steps:
  
  
  Check DataSource Configuration:
  
  Go to the DataSource in the SAP BW system (transaction code RSA1).
  Verify that the field mentioned in the error message is included in the DataSource structure. If it is missing, you may need to add it.
  
  
  
  Regenerate the Structure Proposal:
  
  If the DataSource has been modified, regenerate the structure proposal. You can do this by:
  
  Navigating to the DataSource in RSA1.
  Selecting the DataSource and choosing the option to "Generate" or "Replicate" the structure proposal.
  
  
  
  
  
  Check for Updates:
  
  If the DataSource is based on an SAP standard extractor, check if there are any updates or notes from SAP that address this issue. Sometimes, SAP releases notes that provide fixes for known issues.
  
  
  
  Transport Consistency:
  
  If the DataSource was transported, ensure that all related objects (like InfoObjects, DataSource definitions) are also transported correctly. Check for any inconsistencies in the target system.
  
  
  
  Consult Documentation:
  
  Review the documentation for the specific DataSource to ensure that you are using it correctly and that all required fields are included.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the DataSource extraction process to identify where the field is being referenced and why it is not found.
  
  
  
  Related Information:
  
  Transaction Codes: RSA1 (Data Warehousing Workbench), RSA3 (DataSource Test), and RSO2 (DataSource Maintenance).
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide guidance on DataSource configuration.
  Community Forums: Check SAP Community forums or other SAP-related discussion boards for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to identify the cause of the RSDS208 error and implement a solution to resolve it.