How To Fix WXP433 - No data is in the buffer

SAP Error Message - Details

• Message type: E = Error

• Message class: WXP - Retail Planning

• Message number: 433

• Message text: No data is in the buffer

What causes this issue?

You want to execute the "Paste" function. However, there is no data in
the buffer and therefore the function cannot be used.

System Response

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

How to fix this error?

Cut out one or more nodes or copy one or more nodes and then call the
function once again.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WXP433 - No data is in the buffer ?

  Certainly! Here's a detailed explanation regarding the SAP error message WXP433 - No data is in the buffer:
  
  SAP Error Message: WXP433 - No data is in the buffer
  1. Cause:
  The error message WXP433 typically occurs in the context of SAP Web Dynpro applications or BSP (Business Server Pages) when the system tries to access data from a buffer (cache) that is empty or has been cleared.
  More specifically:
  
  The application expects certain data to be present in the buffer (memory cache) for processing or display.
  However, the buffer does not contain any data at the time of access.
  This can happen if the buffer was never filled, has expired, or was explicitly cleared.
  It may also occur if the user session has expired or if the data retrieval logic failed before the buffer was populated.
  
  
  2. Solution:
  To resolve the WXP433 error, consider the following steps:
  
  
  Check Data Loading Logic:
  
  Ensure that the data is correctly loaded into the buffer before it is accessed. Review the code or configuration that populates the buffer to confirm it executes successfully.
  
  
  Session Management:
  
  Verify that the user session is active and valid. If the session has expired, the buffer may be cleared, causing this error. Logging out and logging back in may help.
  
  
  Buffer Initialization:
  
  Implement proper checks in the application to verify if the buffer contains data before accessing it. If empty, trigger a reload or display a user-friendly message.
  
  
  Debugging:
  
  Use debugging tools (e.g., Web Dynpro trace, ST22 dumps, or transaction SLG1 for application logs) to identify where the buffer is expected to be filled and why it is empty.
  
  
  Cache Settings:
  
  If applicable, check the cache settings in the system or application layer to ensure buffers are maintained as expected.
  
  
  SAP Notes and Patches:
  
  Search for relevant SAP Notes that might address known issues related to this error message in your SAP version.
  
  
  
  3. Related Information:
  
  
  Context of Occurrence:
  
  This error is common in Web Dynpro ABAP applications, BSP applications, or any scenario where data buffering/caching is used.
  
  
  Transaction Codes:  
  
  Use /IWFND/TRACES for OData services if applicable.  
  Use ST22 for dumps.  
  Use SLG1 for application logs.
  
  
  
  SAP Notes:
  
  Check SAP Support Portal for notes related to WXP433 or buffer issues in your specific SAP component.
  
  
  Buffer vs. Cache:
  
  In SAP, buffers are used to store data temporarily to improve performance. If the buffer is empty, the system cannot retrieve the expected data, leading to this error.
  
  
  
  Summary:
  
  
  
  Aspect
  Details
  
  
  
  
  Error
  WXP433 - No data is in the buffer
  
  
  Cause
  Attempt to access data from an empty or uninitialized buffer
  
  
  Solution
  Ensure buffer is properly filled before access; check session validity; debug data load
  
  
  Related
  Occurs in Web Dynpro/BSP; check SAP Notes; use ST22, SLG1 for troubleshooting
  
  
  
  
  If you provide more context (e.g., transaction, application, or scenario), I can help tailor the solution further.