How To Fix W+578 - Parallel processing only possible for message type &1

SAP Error Message - Details

• Message type: E = Error

• Message class: W+ -

• Message number: 578

• Message text: Parallel processing only possible for message type &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message W+578 - Parallel processing only possible for message type &1 ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  W+578 Parallel processing only possible for message type &1
  
  Cause:
  This warning message occurs when you attempt to process a message in parallel (using parallel processing features) for a message type that does not support parallel processing.
  In SAP, certain IDoc message types are designed to be processed sequentially to maintain data consistency and avoid conflicts. If you try to enable parallel processing for such message types, the system issues this warning.
  
  Explanation:
  
  Message type &1 refers to the specific IDoc message type you are trying to process.
  Parallel processing is a feature that allows multiple IDocs to be processed simultaneously to improve throughput.
  However, not all message types are safe or supported for parallel processing due to dependencies or locking issues.
  The system checks the message type configuration and issues this warning if parallel processing is not allowed.
  
  
  Solution:
  
  
  Check the message type configuration:
  
  Go to transaction WE20 (Partner Profiles) or WE42 (Process Code) and verify the settings for the message type.
  Confirm whether parallel processing is enabled or supported for this message type.
  
  
  
  Disable parallel processing for this message type:
  
  If parallel processing is not supported, you should process the IDocs sequentially.
  In the program or batch job that processes the IDocs, avoid using parallel processing options for this message type.
  
  
  
  If parallel processing is required:
  
  Consult SAP documentation or SAP Notes to check if there is an updated version or patch that supports parallel processing for this message type.
  Alternatively, consider redesigning the process or splitting the workload differently.
  
  
  
  Check the program or report parameters:
  
  If you are using standard SAP reports like RBDAPP01 (Inbound IDoc processing), check the parallel processing settings.
  For example, the parameter -PARALLEL should be used only with message types that support it.
  
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  WE20 - Partner Profiles
  WE42 - Process Codes
  WE19 - Test tool for IDocs
  RBDAPP01 - Inbound IDoc processing report
  
  
  
  SAP Notes:
  
  Search for notes related to parallel processing and your specific message type.
  Example: SAP Note 123456 (hypothetical) might describe limitations for parallel processing.
  
  
  
  IDoc Processing:
  
  Parallel processing improves performance but requires careful handling of message types.
  Some message types involve database locks or sequential dependencies that prevent parallel execution.
  
  
  
  
  Summary:
  
  Cause: Attempt to process an IDoc message type in parallel that does not support parallel processing.
  Solution: Process the message type sequentially or check SAP documentation for support of parallel processing.
  Check: Message type configuration, processing program parameters, and SAP Notes.
  
  
  If you provide the specific message type (&1), I can help you check whether it supports parallel processing or not.