How To Fix /ISDFPS/FDP008 - Error when setting the focus control

SAP Error Message - Details

• Message type: E = Error

• Message class: /ISDFPS/FDP -

• Message number: 008

• Message text: Error when setting the focus control

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ISDFPS/FDP008 - Error when setting the focus control ?

  The SAP error message /ISDFPS/FDP008 typically occurs in the context of SAP applications that utilize the SAP Fiori design principles or the SAP UI5 framework. This error is related to issues with setting the focus on a control within the user interface, which can be caused by various factors.
  Causes of the Error
  
  
  Control Not Rendered: The control you are trying to set focus on may not be rendered yet. This can happen if the control is part of a dynamic UI that hasn't fully loaded.
  
  
  Invalid Control ID: The control ID you are trying to reference may be incorrect or does not exist in the current context.
  
  
  Timing Issues: The focus might be set before the UI has fully initialized, leading to timing issues where the control is not ready to receive focus.
  
  
  Visibility Issues: The control might be hidden or not visible on the screen, which can prevent it from receiving focus.
  
  
  Event Handling: If the focus is being set in response to an event, the event might not be firing as expected, or the event handler might not be correctly implemented.
  
  
  Solutions
  
  
  Check Control Rendering: Ensure that the control you are trying to set focus on is fully rendered before attempting to set focus. You can use lifecycle events like onAfterRendering to ensure that the control is ready.
  
  
  Verify Control ID: Double-check the control ID you are using to set focus. Make sure it matches the ID of the control in the UI.
  
  
  Use Timeout: If timing is an issue, consider using a timeout to delay the focus setting until the UI is fully loaded.
  setTimeout(function() {
      var oControl = sap.ui.getCore().byId("yourControlId");
      if (oControl) {
          oControl.focus();
      }
  }, 100); // Adjust the timeout as necessary
  
  
  Check Visibility: Ensure that the control is visible and not hidden. If the control is in a dialog or a tab that is not currently active, it may not be able to receive focus.
  
  
  Debug Event Handlers: If the focus is being set in response to an event, debug the event handler to ensure it is being triggered correctly and that the logic for setting focus is valid.
  
  
  Consult Documentation: Review the SAP documentation for any specific guidelines or best practices related to focus management in SAP UI5 applications.
  
  
  Related Information
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates their knowledge base with solutions to common problems.
  
  
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  
  Debugging Tools: Utilize browser developer tools to inspect the DOM and ensure that the control is present and rendered as expected.
  
  
  By following these steps, you should be able to diagnose and resolve the /ISDFPS/FDP008 error in your SAP application.