How To Fix WB2B402 - Error when reading change pointers &1 &2 &3 &4

SAP Error Message - Details

• Message type: E = Error

• Message class: WB2B - Trading Contract

• Message number: 402

• Message text: Error when reading change pointers &1 &2 &3 &4

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WB2B402 - Error when reading change pointers &1 &2 &3 &4 ?

  The SAP error message WB2B402 indicates an issue related to change pointers in the SAP system. Change pointers are used in SAP to track changes to data that can be sent to other systems or applications, particularly in the context of IDoc processing and data replication.
  Cause of the Error
  The error message WB2B402 typically occurs due to one or more of the following reasons:
  
  Missing Change Pointer Configuration: The change pointer mechanism may not be properly configured for the relevant object or message type.
  Data Inconsistency: There may be inconsistencies or missing entries in the change pointer tables (e.g., BDCP).
  Authorization Issues: The user executing the transaction may not have the necessary authorizations to read the change pointers.
  Technical Issues: There could be technical issues such as database locks, missing data, or problems with the underlying database.
  
  Solution
  To resolve the WB2B402 error, you can follow these steps:
  
  
  Check Change Pointer Configuration:
  
  Ensure that the change pointer mechanism is correctly configured for the relevant message type. You can check this in transaction BD61 (Change Pointer Configuration).
  Verify that the relevant message type is activated for change pointers.
  
  
  
  Review Change Pointer Tables:
  
  Use transaction SE11 to check the structure of the change pointer tables (e.g., BDCP).
  Look for any inconsistencies or missing entries that may be causing the error.
  
  
  
  Check Authorizations:
  
  Ensure that the user has the necessary authorizations to access and read change pointers. You can check this in transaction SU53 after the error occurs.
  
  
  
  Analyze Logs and Dumps:
  
  Check the system logs (transaction SM21) and short dumps (transaction ST22) for any additional information that may help diagnose the issue.
  
  
  
  Database Consistency:
  
  If there are database locks or inconsistencies, you may need to perform a database consistency check or consult with your database administrator.
  
  
  
  Reprocess Change Pointers:
  
  If the change pointers are not being processed correctly, you may need to reprocess them using transaction BD87 (Reprocess Change Pointers).
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  
  
  
  Related Information
  
  
  Transaction Codes:
  
  BD61: Change Pointer Configuration
  BD87: Reprocess Change Pointers
  SE11: Data Dictionary
  SM21: System Log
  ST22: Dump Analysis
  SU53: Authorization Check
  
  
  
  Documentation: Refer to SAP Help documentation for more details on change pointers and their configuration.
  
  
  If the issue persists after following these steps, it may be beneficial to reach out to SAP support for further assistance.