How To Fix FCIWCU001 - DataSource &1 (type &2) could not be generated

SAP Error Message - Details

• Message type: E = Error

• Message class: FCIWCU - Messages Customizing CS extractors

• Message number: 001

• Message text: DataSource &1 (type &2) could not be generated

What causes this issue?

DataSource &V1& (type &V2&) could not be generated.

System Response

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

How to fix this error?

Check whether the custom characteristic which the DataSource is based
on, was created in accordance with the regulations and the application
was successfully activated.
Then execute generation of this DataSource again.
Should the problem still exist, then inform SAP.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FCIWCU001 - DataSource &1 (type &2) could not be generated ?

  The SAP error message FCIWCU001 indicates that a DataSource could not be generated. This error typically occurs in the context of SAP BW (Business Warehouse) or SAP Data Services when there is an issue with the DataSource configuration or the underlying data model.
  Causes:
  
  Missing or Incorrect Configuration: The DataSource may not be properly configured, or there may be missing fields or settings that are required for its generation.
  DataSource Type Issues: The type of DataSource (e.g., generic, ODP, etc.) may not be compatible with the source system or the extraction method being used.
  Authorization Issues: The user may not have the necessary authorizations to create or generate the DataSource.
  Technical Issues: There may be technical issues in the underlying system, such as database connectivity problems or inconsistencies in the data model.
  Transport Issues: If the DataSource is being transported from one system to another, there may be issues with the transport request.
  
  Solutions:
  
  Check Configuration: Review the configuration of the DataSource in the SAP system. Ensure that all required fields and settings are correctly defined.
  Validate DataSource Type: Ensure that the DataSource type is appropriate for the data extraction method you are using. If necessary, create a new DataSource with the correct type.
  Review Authorizations: Check the user authorizations to ensure that the user has the necessary permissions to create and generate DataSources.
  Check System Logs: Look at the system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  Recreate the DataSource: If the DataSource is corrupted or improperly configured, consider deleting and recreating it.
  Transport Request: If the DataSource is part of a transport request, ensure that the transport has been successfully imported into the target system and that all dependencies are met.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like RSA1 (Data Warehousing Workbench) to manage DataSources and check their settings.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  Documentation: Refer to the official SAP documentation for DataSource creation and management for best practices and guidelines.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or BW team for further investigation.