How To Fix DMC_MDS_MAINT_EVENT179 - SDM PIT &1: &2 masked, &3 unmasked

SAP Error Message - Details

• Message type: E = Error

• Message class: DMC_MDS_MAINT_EVENT - message class for dynamic maint event proc

• Message number: 179

• Message text: SDM PIT &1: &2 masked, &3 unmasked

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 DMC_MDS_MAINT_EVENT179 - SDM PIT &1: &2 masked, &3 unmasked ?

  The SAP error message DMC_MDS_MAINT_EVENT179 typically relates to issues encountered during the Data Migration Cockpit (DMC) process, particularly when dealing with the Master Data Services (MDS) in the context of a system migration or data transfer.
  Cause:
  The error message indicates that there is a discrepancy between the masked and unmasked data during the data migration process. Specifically, it suggests that:
  
  &1: Represents the number of records that are masked.
  &2: Represents the specific entity or data type that is masked.
  &3: Represents the specific entity or data type that is unmasked.
  
  This situation can arise due to:
  
  Data Inconsistency: There may be inconsistencies in the data being migrated, where some records are masked (i.e., sensitive information is hidden) while others are not.
  Configuration Issues: The configuration settings for the data migration process may not be correctly set up to handle masked data.
  Data Mapping Errors: There could be errors in the mapping of data fields between the source and target systems.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Review Data Mapping: Check the data mapping configuration to ensure that all fields are correctly mapped and that the masking rules are applied consistently across all records.
  
  
  Data Validation: Validate the source data to ensure that it adheres to the expected format and that there are no discrepancies between masked and unmasked records.
  
  
  Adjust Masking Settings: If necessary, adjust the masking settings in the DMC to ensure that all relevant data is either masked or unmasked consistently.
  
  
  Check Configuration: Review the configuration settings in the DMC and ensure that they are set up correctly for the type of data being migrated.
  
  
  Consult Documentation: Refer to the SAP documentation for the Data Migration Cockpit and Master Data Services for any specific guidelines or troubleshooting steps related to this error.
  
  
  Logs and Traces: Check the logs and traces generated during the migration process for more detailed information about the error and any related issues.
  
  
  SAP Support: If the issue persists, consider reaching out to SAP Support for further assistance, providing them with the error details and any relevant logs.
  
  
  Related Information:
  
  SAP Notes: Look for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Training and Documentation: Ensure that your team is familiar with the DMC and MDS processes through training and by reviewing official SAP documentation.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.