How To Fix 1R456 - Start of processing for request &1, time &2

SAP Error Message - Details

• Message type: E = Error

• Message class: 1R - SAP Knowledge Provider

• Message number: 456

• Message text: Start of processing for request &1, time &2

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message 1R456 - Start of processing for request &1, time &2 ?

  The SAP error message "1R456 Start of processing for request &1, time &2" typically indicates an issue related to the processing of a data request in the SAP system, often in the context of data extraction or data loading processes, such as those involving the SAP BW (Business Warehouse) or data transfer processes.
  Cause:
  
  Request Issues: The request identified by &1 may have encountered an error during its processing. This could be due to data inconsistencies, missing data, or issues with the data source.
  System Performance: The system may be experiencing performance issues, leading to delays or timeouts in processing the request.
  Configuration Problems: There may be configuration issues in the data transfer process or in the data source that prevent successful processing.
  Locks or Deadlocks: Other processes may be locking the data that the request needs to access, causing it to fail or delay.
  Authorization Issues: The user or process may not have the necessary authorizations to access the data or execute the request.
  
  Solution:
  
  Check Request Status: Review the status of the request identified by &1 in the relevant transaction (e.g., RSA1 for BW). Look for any error messages or logs that provide more detail.
  Analyze Logs: Check the application logs (transaction SLG1) for any related error messages that can give more context about the failure.
  Performance Monitoring: Use transaction ST22 (dump analysis) or SM21 (system log) to check for any performance issues or dumps that occurred around the time of the error.
  Data Consistency: Ensure that the data being processed is consistent and complete. If there are issues with the data source, resolve them before reprocessing the request.
  Configuration Review: Review the configuration of the data transfer process to ensure it is set up correctly.
  Check Locks: Use transaction SM12 to check for any locks that may be affecting the processing of the request. If necessary, release locks that are no longer needed.
  Authorization Check: Ensure that the user or process has the necessary authorizations to execute the request.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench), SLG1 (Application Log), ST22 (Dump Analysis), SM21 (System Log), and SM12 (Lock Entries).
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address specific issues related to this error message.
  Documentation: Review SAP documentation related to data processing and error handling in BW or the specific module you are working with.
  
  If the issue persists after following these steps, consider reaching out to your SAP Basis or technical support team for further assistance.