How To Fix DMC_RT_GEN135 - Logging table missing for DDNTT

SAP Error Message - Details

• Message type: E = Error

• Message class: DMC_RT_GEN - DMC: Nachrichten der Generierungfunktionen

• Message number: 135

• Message text: Logging table missing for DDNTT

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMC_RT_GEN135 - Logging table missing for DDNTT ?

  The SAP error message DMC_RT_GEN135 indicates that there is a missing logging table for the Data Migration Cockpit (DMC) related to the Data Transfer Tool (DDNTT). This error typically arises when the system is unable to find the necessary logging table that is required for the data migration process.
  Cause:
  
  Missing Logging Table: The logging table that is supposed to store the migration logs for the Data Transfer Tool is not present in the database.
  Incorrect Configuration: There may be an issue with the configuration of the Data Migration Cockpit or the Data Transfer Tool.
  Transport Issues: If the system has recently undergone a transport, the logging table may not have been included or created properly.
  Database Issues: There could be issues with the database itself, such as corruption or misconfiguration.
  
  Solution:
  
  
  Check for the Logging Table: Verify if the logging table exists in the database. The logging table for DDNTT is typically named DMC_LOG_<client>. You can check this using transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser).
  
  
  Create the Logging Table: If the logging table is missing, you may need to create it manually. This can often be done by executing a specific program or transaction that initializes the Data Migration Cockpit. Consult the SAP documentation or your system administrator for the exact steps.
  
  
  Reconfigure the Data Migration Cockpit: If there are configuration issues, you may need to reconfigure the Data Migration Cockpit settings. This can involve checking the settings in transaction LTMC (Legacy Transfer Migration Cockpit) and ensuring that all necessary components are correctly set up.
  
  
  Check Transport Requests: If the issue arose after a transport, check the transport requests to ensure that all necessary objects, including the logging table, were included and transported correctly.
  
  
  Database Consistency Check: Perform a consistency check on the database to ensure that there are no underlying issues that could be causing the logging table to be missing.
  
  
  Consult SAP Notes: Look for relevant SAP Notes that may address this specific error. SAP frequently releases notes that provide solutions or workarounds for known issues.
  
  
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as LTMC, SE11, and SE16.
  SAP Documentation: Review the official SAP documentation for the Data Migration Cockpit and Data Transfer Tool for detailed information on setup and troubleshooting.
  Community Forums: Check SAP Community forums or other user groups for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to resolve the DMC_RT_GEN135 error and ensure that the logging table for DDNTT is properly set up in your SAP system.