How To Fix SWF_XI_INBOUND045 - Invalid Package Size

SAP Error Message - Details

• Message type: E = Error

• Message class: SWF_XI_INBOUND - XI BPE Inbound Processing

• Message number: 045

• Message text: Invalid Package Size

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SWF_XI_INBOUND045 - Invalid Package Size ?

  The SAP error message SWF_XI_INBOUND045: Invalid Package Size typically occurs in the context of SAP's integration with external systems, particularly when dealing with the Exchange Infrastructure (XI) or Process Integration (PI). This error indicates that the size of the package being sent or received exceeds the allowed limits set in the system configuration.
  Cause:
  
  Exceeding Size Limits: The most common cause of this error is that the payload size of the message being processed exceeds the maximum size limit configured in the SAP system.
  Configuration Issues: There may be misconfigurations in the integration settings, such as incorrect settings for message size limits in the Integration Server or the sender/receiver communication channels.
  Network Issues: Sometimes, network issues can lead to fragmentation of messages, which can also trigger this error if the reassembled message exceeds the size limit.
  
  Solution:
  
  
  Check and Adjust Size Limits:
  
  Go to the Integration Directory in SAP PI/PO.
  Check the configuration of the sender and receiver communication channels.
  Look for parameters related to message size limits (e.g., Max Payload Size) and adjust them as necessary. The default limit is often set to 10 MB, but this can be increased based on your requirements.
  
  
  
  Optimize Payload:
  
  If possible, try to reduce the size of the payload being sent. This can be done by:
  
  Compressing the data.
  Sending only necessary fields.
  Splitting large messages into smaller chunks if the business process allows it.
  
  
  
  
  
  Monitor and Analyze Logs:
  
  Use transaction codes like SXMB_MONI or SXI_MONI to monitor message processing and analyze logs for more details on the error.
  Check the error logs for any additional information that might help in diagnosing the issue.
  
  
  
  Consult Documentation:
  
  Review SAP documentation for any specific guidelines or limitations regarding message sizes in your version of SAP PI/PO.
  
  
  
  Testing:
  
  After making changes, conduct tests to ensure that the adjustments resolve the issue without introducing new problems.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional guidance on configuration settings.
  Performance Considerations: Be aware that increasing the message size limit can have performance implications, so it should be done judiciously.
  Version-Specific Settings: The exact steps and parameters may vary depending on the version of SAP PI/PO you are using, so ensure you refer to the correct documentation for your version.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance.