How To Fix IUUC_CLOG_CORE174 - Mapping for Data Type '&1' to Target DB Type

SAP Error Message - Details

• Message type: E = Error

• Message class: IUUC_CLOG_CORE - SLT Change Log Messages

• Message number: 174

• Message text: Mapping for Data Type '&1' to Target DB Type

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message IUUC_CLOG_CORE174 - Mapping for Data Type '&1' to Target DB Type ?

  The SAP error message IUUC_CLOG_CORE174 typically occurs in the context of SAP Landscape Transformation (SLT) when there is an issue with the mapping of a data type from the source system to the target database type. This error can arise during the data replication process, particularly when the data types in the source and target systems do not match or are not compatible.
  Cause:
  
  Data Type Mismatch: The most common cause of this error is that the data type defined in the source system does not have a corresponding or compatible data type in the target database.
  Unsupported Data Types: Certain data types in the source system may not be supported by the target database, leading to mapping issues.
  Configuration Issues: Incorrect configuration settings in the SLT system can also lead to this error, particularly if the data type mappings have not been properly defined.
  
  Solution:
  
  
  Check Data Type Mapping:
  
  Review the data type mappings in the SLT configuration. Ensure that each data type in the source system has a corresponding and compatible data type in the target database.
  You can use transaction code LTRC to check the configuration and mappings.
  
  
  
  Adjust Data Types:
  
  If you find that a specific data type is not supported, consider changing the data type in the source system or creating a custom mapping in SLT to handle the conversion.
  
  
  
  Update SLT Configuration:
  
  If necessary, update the SLT configuration to include the correct mappings. This may involve modifying the data type settings in the SLT configuration.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation for SLT to understand the supported data types for both the source and target systems. This can provide insights into how to resolve the mapping issues.
  
  
  
  Testing:
  
  After making changes, perform a test replication to ensure that the error has been resolved and that data is being replicated correctly.
  
  
  
  SAP Notes:
  
  Check for any relevant SAP Notes that may address this specific error or provide additional guidance on data type mappings.
  
  
  
  Related Information:
  
  SLT Documentation: Review the official SAP documentation for Landscape Transformation to understand data type mappings and configurations.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as LTRC (SLT Configuration) and LT01 (Replication Monitor) for monitoring and troubleshooting replication issues.
  
  By following these steps, you should be able to identify the cause of the IUUC_CLOG_CORE174 error and implement a solution to resolve it.