How To Fix SXCO_COMMON004 - Enqueue failed with return code &1.

SAP Error Message - Details

• Message type: E = Error

• Message class: SXCO_COMMON - Extensibility Common: Common messages

• Message number: 004

• Message text: Enqueue failed with return code &1.

Self-Explanatory Message

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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 SXCO_COMMON004 - Enqueue failed with return code &1. ?

  The SAP error message SXCO_COMMON004 indicates that an enqueue operation has failed, and it typically comes with a return code that provides more context about the failure. This error is related to the SAP enqueue mechanism, which is used to manage locks on objects in the SAP system to ensure data consistency.
  Causes:
  
  Lock Table Overflow: The enqueue lock table may be full, which means that no more locks can be acquired.
  Deadlock Situation: There may be a deadlock situation where two or more processes are waiting for each other to release locks.
  Insufficient Authorizations: The user or process attempting to acquire the lock may not have the necessary authorizations.
  System Resource Issues: There may be issues with system resources, such as memory or CPU, that are affecting the enqueue service.
  Network Issues: If the enqueue server is on a different host, network issues could prevent the lock from being acquired.
  
  Solutions:
  
  Check Lock Table Size: Increase the size of the lock table if it is full. This can be done by adjusting the parameter enque/table_size in the instance profile.
  Monitor and Resolve Deadlocks: Use transaction SM12 to monitor locks and identify any deadlocks. You can manually release locks if necessary.
  Review Authorizations: Ensure that the user or process has the necessary authorizations to perform the enqueue operation.
  Check System Resources: Monitor system resources using transaction SM50 or SM66 to ensure that the enqueue server has sufficient resources.
  Check Network Connectivity: If the enqueue server is remote, ensure that there are no network issues affecting connectivity.
  
  Related Information:
  
  Transaction Codes:
  
  SM12: To view and manage locks.
  SM21: To check system logs for any related errors.
  SM50/SM66: To monitor active processes and system performance.
  
  
  SAP Notes: Check for relevant SAP Notes that may provide additional insights or patches related to this error.
  System Configuration: Review the configuration of the enqueue server and ensure it is set up correctly.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.