How To Fix WEBDYNPRO_RT000 - Error during display of input help

SAP Error Message - Details

• Message type: E = Error

• Message class: WEBDYNPRO_RT - Message class of Web Dynpro runtime

• Message number: 000

• Message text: Error during display of input help

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WEBDYNPRO_RT000 - Error during display of input help ?

  The SAP error message WEBDYNPRO_RT000: Error during display of input help typically occurs in Web Dynpro applications when there is a problem displaying the F4 (input help) value help dialog. This error can be caused by various issues related to the configuration or runtime environment of the Web Dynpro component.
  
  Cause
  
  
  Missing or Incorrect F4 Help Configuration
  
  The input help (F4) for a UI element is not properly configured or the associated value help provider is missing or incorrectly implemented.
  
  
  Authorization Issues
  
  The user may lack the necessary authorizations to access the data or the value help service.
  
  
  Backend Data Retrieval Problems
  
  The backend method or service that provides the input help data is failing or returning errors.
  
  
  Runtime Errors in Web Dynpro Component
  
  There might be runtime exceptions in the Web Dynpro component or the value help handler, such as null references or data inconsistencies.
  
  
  Transport or Patch Issues
  
  Missing patches or inconsistent transport requests can cause the Web Dynpro component to malfunction.
  
  
  Incorrect Context Binding
  
  The context node or attribute bound to the input help is incorrectly defined or missing.
  
  
  
  Solution
  
  
  Check F4 Help Configuration  
  
  Verify that the input help is correctly defined in the Web Dynpro component.  
  Check the value help provider method or class implementation.  
  Ensure that the F4 help is assigned to the correct UI element.
  
  
  
  Debug the Value Help Provider  
  
  Use the Web Dynpro debugger to trace the execution of the value help method.  
  Check for any exceptions or errors during data retrieval.
  
  
  
  Check Authorizations  
  
  Verify that the user has the required authorizations to access the data source used by the input help.
  
  
  
  Review Backend Services  
  
  Check the backend function modules, BAPIs, or CDS views used for the input help data.  
  Test these services independently to ensure they return data correctly.
  
  
  
  Check for Patches and Transport Consistency  
  
  Ensure that the Web Dynpro component and related objects are correctly transported and up to date with the latest patches.
  
  
  
  Analyze Logs and Dumps  
  
  Check the system logs (SM21), short dumps (ST22), and Web Dynpro trace (if enabled) for detailed error information.
  
  
  
  Correct Context Bindings  
  
  Verify that the context nodes and attributes used for the input help are correctly defined and bound.
  
  
  
  
  Related Information
  
  
  Transaction Codes:  
  
  SE80 (Web Dynpro Component Browser) to check and edit the component.  
  ST22 (Dump Analysis) to analyze runtime errors.  
  SM21 (System Log) for system messages.  
  SICF to check if the Web Dynpro service is active.
  
  
  
  SAP Notes:
  
  Search for SAP Notes related to WEBDYNPRO_RT000 and input help issues on the SAP Support Portal.
  
  
  SAP Help and Documentation:
  
  Refer to SAP Web Dynpro ABAP documentation for configuring input help and value help providers.
  
  
  
  If you provide the exact scenario or component name where this error occurs, I can help you with more specific troubleshooting steps.