How To Fix DMCLG467 - Access plan calc. for &1 prel.calc. &2 started in sender (ID &3, Blks &4)

SAP Error Message - Details

• Message type: E = Error

• Message class: DMCLG - DMC Tool Development

• Message number: 467

• Message text: Access plan calc. for &1 prel.calc. &2 started in sender (ID &3, Blks &4)

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 DMCLG467 - Access plan calc. for &1 prel.calc. &2 started in sender (ID &3, Blks &4) ?

  The SAP error message DMCLG467 typically relates to issues encountered during the access plan calculation in the context of data management and data loading processes. This error can occur in various scenarios, particularly when dealing with data extraction, transformation, and loading (ETL) processes in SAP BW (Business Warehouse) or SAP HANA environments.
  Cause:
  The error message DMCLG467 indicates that there is a problem with the access plan calculation for a specific data request. The causes can vary, but common reasons include:
  
  Resource Limitations: Insufficient memory or CPU resources on the server can lead to failures in access plan calculations.
  Data Volume: Large volumes of data being processed can overwhelm the system, causing timeouts or failures in the calculation process.
  Configuration Issues: Incorrect settings in the data model or data source configuration can lead to access plan calculation errors.
  Locks or Contention: Other processes may be locking the resources needed for the access plan calculation, leading to delays or failures.
  Corrupted Data: Issues with the underlying data, such as corruption or inconsistencies, can also trigger this error.
  
  Solution:
  To resolve the DMCLG467 error, consider the following steps:
  
  Check System Resources: Monitor the system's memory and CPU usage. If resources are low, consider optimizing the workload or increasing the available resources.
  Optimize Data Volume: If processing large datasets, try to break them into smaller chunks or optimize the data extraction process to reduce the load.
  Review Configuration: Ensure that the data source and data model configurations are correct. Check for any recent changes that might have affected the setup.
  Check for Locks: Use transaction codes like SM12 to check for locks on the relevant tables or processes. If locks are found, investigate and resolve them.
  Analyze Data Quality: Run data validation checks to ensure that the data being processed is not corrupted or inconsistent.
  Increase Timeout Settings: If the error is related to timeouts, consider increasing the timeout settings for the relevant processes.
  Consult Logs: Review the application logs (transaction SLG1) for more detailed error messages that can provide additional context for the issue.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Documentation: Review SAP documentation related to data loading and access plan calculations for best practices and troubleshooting tips.
  
  If the issue persists after trying the above solutions, it may be necessary to involve SAP support for further assistance.