How To Fix PG534 - Invalid key for ENQ/DEQ

SAP Error Message - Details

• Message type: E = Error

• Message class: PG - Error Messages for Master Data Programs

• Message number: 534

• Message text: Invalid key for ENQ/DEQ

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 PG534 - Invalid key for ENQ/DEQ ?

  The SAP error message PG534 "Invalid key for ENQ/DEQ" typically occurs when there is an issue with the enqueue (ENQ) or dequeue (DEQ) operations in the SAP system. This error is related to the locking mechanism used by SAP to manage concurrent access to resources, ensuring data integrity and consistency.
  
  Cause:
  
  
  Invalid Lock Key: The error usually indicates that the key being used for the enqueue or dequeue operation is not valid. This could happen if:
  
  The key is incorrectly formatted or does not match the expected structure.
  The key refers to a resource that does not exist or has been deleted.
  There is a mismatch between the key used in the ENQ/DEQ operation and the key that was originally used to set the lock.
  
  
  
  Programming Errors: If custom code or enhancements are involved, there may be programming errors that lead to incorrect keys being passed to the ENQ/DEQ functions.
  
  
  System 
  Configuration Issues: Sometimes, configuration issues in