How To Fix XS850 - Cannot process message; maximum size exceeded

SAP Error Message - Details

• Message type: E = Error

• Message class: XS - SAPconnect: All messages

• Message number: 850

• Message text: Cannot process message; maximum size exceeded

What causes this issue?

The message cannot be processed in SAPconnect, because either a document
or the entire message has exceeded the maximum permissible size.
Maximum permissible size: &V1& bytes
Current size: &V2& bytes

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

Additional information:
&V3&
&V4&

System Response

Processing is terminated, and the message is not sent.

How to fix this error?

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 XS850 - Cannot process message; maximum size exceeded ?

  The SAP error message XS850 "Cannot process message; maximum size exceeded" typically occurs in the context of SAP HANA XS (Extended Services) or XS Advanced environments. This error indicates that a message being processed exceeds the maximum allowed size for messages in the system.
  Cause:
  
  Message Size Limit: The error is primarily caused by a message (such as a JSON payload, XML, or other data formats) that exceeds the configured maximum size limit for messages in the SAP HANA XS environment.
  Configuration Settings: The default maximum message size may be set too low for the specific use case, especially if large data transfers are common.
  Data Volume: Applications that send large amounts of data in a single request can trigger this error.
  
  Solution:
  
  
  Increase Maximum Message Size:
  
  You can increase the maximum message size limit in the configuration settings of your SAP HANA XS or XS Advanced environment. This is typically done in the xs-app.json or similar configuration files.
  Look for parameters like maxPayloadSize or similar and adjust the value according to your needs.
  
  
  
  Optimize Data Transfer:
  
  If possible, consider optimizing the data being sent. This could involve:
  
  Reducing the size of the payload by sending only necessary data.
  Splitting large messages into smaller chunks and processing them sequentially or in parallel.
  
  
  
  
  
  Check Application Logic:
  
  Review the application logic to ensure that it is not unintentionally sending excessively large messages. This may involve debugging the code to identify where large data is being generated.
  
  
  
  Consult Documentation:
  
  Refer to the official SAP documentation for your specific version of SAP HANA XS or XS Advanced for detailed instructions on configuring message size limits.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or updates regarding this error.
  Logs and Traces: Review application logs and traces to gather more context about when and why the error occurs.
  Performance Considerations: Be mindful that increasing the maximum message size can have performance implications, especially if the system is handling many concurrent requests.
  
  By addressing the message size limit and optimizing data handling, you should be able to resolve the XS850 error effectively.