How To Fix DMCLG559 - Invalid data type &1

SAP Error Message - Details

• Message type: E = Error

• Message class: DMCLG - DMC Tool Development

• Message number: 559

• Message text: Invalid data type &1

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMCLG559 - Invalid data type &1 ?

  The SAP error message DMCLG559 "Invalid data type &1" typically occurs in the context of data management or data loading processes, particularly when working with Data Management or Data Services in SAP. This error indicates that the system has encountered a data type that it does not recognize or that is not valid for the operation being performed.
  Cause:
  
  Incorrect Data Type: The data type specified in the data flow or mapping does not match the expected data type for the target or source field.
  Data Source Issues: The source data may contain unexpected or malformed data types that do not conform to the schema defined in the data flow.
  Mapping Errors: There may be errors in the mapping configuration where the data types are not aligned between the source and target.
  Version Compatibility: The version of the SAP Data Services or the underlying database may not support certain data types.
  
  Solution:
  
  Check Data Types: Review the data types defined in your data flow or mapping. Ensure that they match the expected types for both source and target fields.
  Validate Source Data: Inspect the source data for any anomalies or unexpected data types. Clean or transform the data as necessary to ensure compatibility.
  Adjust Mappings: If you are using a mapping tool, ensure that the mappings are correctly defined and that the data types are compatible.
  Update Software: If you suspect that the issue is related to version compatibility, consider updating your SAP Data Services or checking for patches that address known issues with data types.
  Consult Documentation: Refer to the SAP documentation for the specific version you are using to understand the supported data types and any limitations.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or fixes related to this error message.
  Data Services Documentation: Review the official SAP Data Services documentation for guidelines on data types and mappings.
  Community Forums: Engage with SAP community forums or support channels to see if others have encountered and resolved similar issues.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance, providing them with detailed information about the error context and any steps you have already taken.