How To Fix SWDP_WB_TOOL479 - TimedTrigger "&1" could contravene accessibility standards

SAP Error Message - Details

• Message type: E = Error

• Message class: SWDP_WB_TOOL - Web Dynpro: Messages for Workbench Tools

• Message number: 479

• Message text: TimedTrigger "&1" could contravene accessibility standards

What causes this issue?

The use of a TimedTrigger UI element could contravene the SAP
accessibility standard.

System Response

How to fix this error?

You can find more information in sections "Timed Response" and
"Auto-refresh" in the SAP Accessibility Standards for Web Dynpro
Application Developers in the relevant guideline.

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 SWDP_WB_TOOL479 - TimedTrigger "&1" could contravene accessibility standards ?

  The SAP error message SWDP_WB_TOOL479 indicates that a timed trigger in your SAP application could potentially violate accessibility standards. This error typically arises in the context of SAP Web Dynpro applications, where accessibility compliance is crucial for ensuring that applications are usable by all users, including those with disabilities.
  Cause:
  The error is triggered when a timed trigger (a mechanism that executes a certain action after a specified time interval) is used in a way that may not be compliant with accessibility standards. This could happen for several reasons, such as:
  
  Focus Management: Timed triggers may change focus or update the UI without user interaction, which can be confusing for users relying on assistive technologies.
  Content Changes: If the content is updated automatically without user consent, it may disrupt users who are reading or interacting with the application.
  Timing Issues: The timing of updates may not allow sufficient time for users to read or interact with the content before it changes.
  
  Solution:
  To resolve this issue, consider the following approaches:
  
  
  Review Timed Triggers: Evaluate the necessity of the timed trigger. If it is not essential, consider removing it or replacing it with a user-initiated action.
  
  
  User Control: If a timed trigger is necessary, provide users with control over it. For example, allow users to start, stop, or adjust the timing of the trigger.
  
  
  Accessibility Features: Implement features that enhance accessibility, such as:
  
  Providing clear notifications when content changes.
  Ensuring that focus is managed appropriately and does not disrupt the user experience.
  Allowing users to pause or disable automatic updates.
  
  
  
  Testing: Conduct thorough testing with assistive technologies to ensure that the application remains usable and compliant with accessibility standards.
  
  
  Consult Documentation: Refer to SAP's accessibility guidelines and best practices to ensure compliance with standards such as WCAG (Web Content Accessibility Guidelines).
  
  
  Related Information:
  
  SAP Accessibility Guidelines: Familiarize yourself with SAP's guidelines on accessibility to ensure that your applications meet the required standards.
  Web Dynpro Documentation: Review the official SAP documentation for Web Dynpro to understand how to implement timed triggers correctly and in an accessible manner.
  User Feedback: Engage with users, especially those who rely on assistive technologies, to gather feedback on the usability of your application and make necessary adjustments.
  
  By addressing the issues related to timed triggers and ensuring compliance with accessibility standards, you can enhance the user experience for all users of your SAP application.