How To Fix MC990 - Log flag successfully initialized in DDNTT

SAP Error Message - Details

• Message type: E = Error

• Message class: MC - Aggregate: views, matchcodes, lock objects

• Message number: 990

• Message text: Log flag successfully initialized in DDNTT

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MC990 - Log flag successfully initialized in DDNTT ?

  The SAP error message "MC990 Log flag successfully initialized in DDNTT" is not an error in the traditional sense but rather an informational message. It indicates that the logging mechanism for the data transfer process has been successfully initialized. This message is typically seen in the context of data transfer processes (DTP) or during the execution of certain background jobs related to data extraction or loading in SAP BW (Business Warehouse).
  Cause:
  
  The message is generated when the system initializes the logging for a data transfer process. It signifies that the logging mechanism is ready to capture any relevant information during the execution of the DTP or data load process.
  
  Solution:
  
  Since this is an informational message, there is no action required to resolve it. However, if you are experiencing issues with data transfer or loading, you may want to check the logs for any subsequent error messages or warnings that could indicate a problem with the data transfer process.
  
  Related Information:
  
  
  Data Transfer Process (DTP): This is a key component in SAP BW that is used to transfer data from one data source to another. Understanding how DTPs work can help in troubleshooting related issues.
  
  
  Transaction Codes: You can use transaction codes like RSA1 (Data Warehousing Workbench) to monitor and manage your data transfer processes.
  
  
  Logs and Monitoring: Check the logs for the DTP execution to see if there are any errors or warnings that follow this message. You can access logs through transaction RSMO (Monitor Data Load) or RSPC (Process Chain).
  
  
  SAP Notes: If you encounter issues beyond this message, consider searching for relevant SAP Notes in the SAP Support Portal that may address specific problems related to data transfer processes.
  
  
  Performance Considerations: If you are frequently seeing this message during large data loads, consider reviewing the performance of your DTPs and optimizing them if necessary.
  
  
  In summary, the message "MC990 Log flag successfully initialized in DDNTT" is a normal part of the data transfer process in SAP BW, and no immediate action is required unless you encounter further issues.