How To Fix UGMD7018 - Format conflict while reading data with DataSource &1

SAP Error Message - Details

• Message type: E = Error

• Message class: UGMD7 - Messages for Package UGMD7

• Message number: 018

• Message text: Format conflict while reading data with DataSource &1

What causes this issue?

You are using DataSource &V1& to read data from target system &V2&.
However, the data packages cannot be converted from the transport format
into the internal format.

System Response

Processing terminated

How to fix this error?

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

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 UGMD7018 - Format conflict while reading data with DataSource &1 ?

  The SAP error message UGMD7018, which indicates a "Format conflict while reading data with DataSource &1," typically arises when there is a mismatch between the expected data format and the actual data format being processed by the DataSource in SAP. This can occur in various scenarios, such as during data extraction, loading, or transformation processes.
  Causes:
  
  
  Data Type Mismatch: The data types defined in the DataSource do not match the actual data types in the source system. For example, if a field is defined as a numeric type in SAP but contains alphanumeric data in the source.
  
  
  Field Length Issues: The length of the data in the source system exceeds the defined length in the DataSource. This can lead to truncation or format errors.
  
  
  Incorrect Data Format: The data being read may not conform to the expected format (e.g., date formats, decimal separators).
  
  
  Changes in Source Structure: If there have been changes in the source system's data structure (like adding or removing fields), the DataSource may not be able to read the data correctly.
  
  
  Data Source Configuration: Incorrect configuration of the DataSource in SAP, such as incorrect field mappings or settings.
  
  
  Solutions:
  
  
  Check Data Types: Verify that the data types in the source system match those defined in the DataSource. Adjust the DataSource definition if necessary.
  
  
  Adjust Field Lengths: Ensure that the field lengths in the DataSource are sufficient to accommodate the data being extracted. Modify the DataSource definition to increase field lengths if needed.
  
  
  Validate Data Formats: Check the format of the data in the source system. Ensure that it adheres to the expected formats defined in the DataSource.
  
  
  Update DataSource: If there have been changes in the source system, update the DataSource in SAP to reflect these changes. This may involve reactivating the DataSource or adjusting field mappings.
  
  
  Test Data Extraction: Perform a test extraction to identify specific records causing the issue. This can help isolate the problem and allow for targeted fixes.
  
  
  Consult Documentation: Review SAP documentation or notes related to the specific DataSource for any known issues or additional configuration steps.
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like RSA1 (Data Warehousing Workbench) to manage DataSources and check their configurations.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to the DataSource in question.
  DataSource Monitoring: Use transaction codes like RSA3 to test the DataSource and view the data being extracted, which can help in diagnosing the issue.
  
  If the problem persists after trying the above solutions, it may be beneficial to engage with SAP support or consult with a technical expert familiar with your specific SAP environment.