How To Fix SQ120 - Queue & SELECT APQD return code &

SQ120 - Overview

• Message type: E = Error

• Message class: SQ - Queue Administration Transaction: Error Texts

• Message number: 120

• Message text: Queue & SELECT APQD return code &

What causes this issue?

Technical error message: A SELECT on Table APQD returned the value &1&.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SQ120 - Queue & SELECT APQD return code & ?

  The SAP error message SQ120, which is related to the queue and SELECT APQD return code, typically indicates an issue with the SAP enqueue mechanism. This error can occur in various scenarios, often related to the enqueue server or the database.
  
  Cause:
  
  Enqueue Server Issues: The enqueue server may not be running or may have encountered an error.
  Database Lock Issues: There may be locks on the database that are preventing the enqueue from processing requests.
  Network Issues: Network problems can lead to communication failures between the application server and the enqueue server.
  
  Configuration Issues: Incorrect configuration settings in the SAP system can lead to this error.
  Resource Limitations: Insufficient resources (like memory or CPU) on the application server or enqueue server can cause this error.
  
  
  Solution:
  
  Check Enqueue Server Status: Ensure that the enqueue server is running. You can check this in the SAP system using transaction code SM51 to see the status of application servers.
  Restart Enqueue