How To Fix AQ004 - Frontend component could not be found(SAPQTab.ocx SAPVQlib.dll SAPVQ.ocx)

SAP Error Message - Details

• Message type: E = Error

• Message class: AQ - Message texts for SAP Query

• Message number: 004

• Message text: Frontend component could not be found(SAPQTab.ocx SAPVQlib.dll SAPVQ.ocx)

What causes this issue?

An error arose whilst trying to instance a frontend component.

System Response

The action was cancelled.

How to fix this error?

Check the installation of your frontend, or your presentation server.
The missing, or incorrect, registered components are called
SAPQTab.ocx, SAPVQlib.dll, SAPVQ.ocx.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AQ004 - Frontend component could not be found(SAPQTab.ocx SAPVQlib.dll SAPVQ.ocx) ?

  The SAP error message "AQ004 Frontend component could not be found (SAPQTab.ocx SAPVQlib.dll SAPVQ.ocx)" typically indicates that there is an issue with the installation or registration of certain ActiveX components or libraries that are required for the SAP GUI (Graphical User Interface) to function properly. This error can occur in various scenarios, particularly when using SAP GUI for Windows.
  Causes:
  
  Missing or Corrupted Files: The required ActiveX components (like SAPQTab.ocx, SAPVQlib.dll, and SAPVQ.ocx) may be missing or corrupted.
  Improper Installation: The SAP GUI installation may not have completed successfully, leading to missing components.
  Registry Issues: The Windows registry may not have the correct entries for the ActiveX components, preventing them from being recognized.
  Compatibility Issues: The version of SAP GUI may not be compatible with the operating system or other installed software.
  User Permissions: Insufficient permissions to access or register the required components.
  
  Solutions:
  
  
  Reinstall SAP GUI:
  
  Uninstall the current version of SAP GUI from your system.
  Download the latest version from the SAP Service Marketplace or your organization's software repository.
  Install the SAP GUI again, ensuring that the installation completes without errors.
  
  
  
  Register ActiveX Components:
  
  Open Command Prompt as an administrator.
  Navigate to the directory where the SAP GUI is installed (usually C:\Program Files (x86)\SAP\FrontEnd\SAPgui).
  Register the ActiveX components manually using the following commands:
  regsvr32 SAPQTab.ocx
  regsvr32 SAPVQlib.dll
  regsvr32 SAPVQ.ocx
  
  After running these commands, restart your computer and check if the issue persists.
  
  
  
  Check for Updates:
  
  Ensure that your Windows operating system is up to date.
  Check for any updates or patches for SAP GUI that may address compatibility issues.
  
  
  
  Check User Permissions:
  
  Ensure that you have the necessary permissions to install and run SAP GUI.
  If you are in a corporate environment, consult your IT department for assistance.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may provide additional troubleshooting steps or patches related to this error.
  
  
  
  Related Information:
  
  SAP GUI Versions: Different versions of SAP GUI may have different requirements for ActiveX components. Ensure you are using a version that is compatible with your SAP system.
  Operating System Compatibility: Verify that the version of SAP GUI you are using is compatible with your operating system (Windows 10, Windows 11, etc.).
  SAP Community: The SAP Community forums can be a valuable resource for finding solutions to similar issues encountered by other users.
  
  If the problem persists after trying these solutions, it may be beneficial to contact SAP support or your organization's IT support for further assistance.