How To Fix LDQ000 - &1 unit(s) of queue &2, application &3 deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: LDQ - Message Class for LDQ

• Message number: 000

• Message text: &1 unit(s) of queue &2, application &3 deleted

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 LDQ000 - &1 unit(s) of queue &2, application &3 deleted ?

  The SAP error message "LDQ000 &1 unit(s) of queue &2, application &3 deleted" typically indicates that a certain number of units (or messages) in a queue have been deleted. This message is often related to the SAP Logistics Data Management (LDM) or similar queue management systems within SAP.
  Cause:
  
  
  Queue Management: The error usually arises when there is a deletion of messages or units from a queue. This can happen due to various reasons, such as:
  
  Manual deletion by a user or administrator.
  Automatic cleanup processes that remove old or processed messages.
  System errors or inconsistencies that lead to the removal of queue entries.
  
  
  
  Application-Specific Issues: The application specified in the error message may have encountered issues that led to the deletion of units. This could be due to:
  
  Configuration errors.
  Data inconsistencies.
  System performance issues.
  
  
  
  Solution:
  
  
  Check Queue Status: Investigate the status of the queue mentioned in the error message. You can use transaction codes like SMQ1 (for outbound queues) or SMQ2 (for inbound queues) to monitor the queues and see if there are any stuck or problematic messages.
  
  
  Review Application Logs: Look into the application logs for the specific application mentioned in the error message. This can provide insights into why the units were deleted and if there are any underlying issues that need to be addressed.
  
  
  Reprocess Messages: If the deletion was unintentional and you need the messages back, you may need to reprocess the relevant transactions or data entries that were affected.
  
  
  Configuration Check: Ensure that the configuration settings for the queue management and the related application are correct. This includes checking for any settings that might lead to automatic deletions.
  
  
  Consult Documentation: Refer to SAP documentation or support notes related to the specific application and queue management to understand if there are known issues or recommended practices.
  
  
  Contact SAP Support: If the issue persists and you cannot determine the cause or solution, consider reaching out to SAP support for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SMQ1, SMQ2, SLG1 (for application logs), and SMD1 (for monitoring).
  SAP Notes: Search for SAP Notes related to the specific error message or the application in question for additional troubleshooting steps or patches.
  System Performance: Monitor system performance and resource usage, as performance issues can sometimes lead to unexpected behavior in queue management.
  
  By following these steps, you should be able to diagnose and address the issue related to the error message LDQ000.