00216 - Error in RCUI slave. Internal buffer for data is too small

SAP Error Message - Details

• Message type: E = Error

• Message class: 00 -

• Message number: 216

• Message text: Error in RCUI slave. Internal buffer for data is too small

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 00216 - Error in RCUI slave. Internal buffer for data is too small ?

  The SAP error message "00216 Error in RCUI slave. Internal buffer for data is too small" typically indicates that there is an issue with the internal buffer size allocated for data processing in the SAP system. This error can occur in various contexts, such as during data uploads, report generation, or when processing large datasets.
  Cause:
  
  Buffer Size Limitation: The internal buffer that SAP uses to handle data is not large enough to accommodate the amount of data being processed. This can happen when dealing with large datasets or complex reports.
  Configuration Issues: There may be configuration settings in the SAP system that limit the buffer size.
  Data Volume: The volume of data being processed exceeds the predefined limits set in the system.
  
  Solution:
  
  
  Increase Buffer Size: 
  
  You may need to increase the buffer size in the SAP system. This can often be done by adjusting the relevant parameters in the system configuration.
  Check the parameters related to buffer sizes in transaction RZ10 or RZ11. Look for parameters like rdisp/size_MB or similar settings that control memory allocation.
  
  
  
  Optimize Data Processing:
  
  If possible, try to reduce the amount of data being processed at one time. This can be done by filtering data or breaking down large reports into smaller segments.
  Consider using selection criteria to limit the data volume.
  
  
  
  Check for Updates:
  
  Ensure that your SAP system is up to date with the latest patches and updates. Sometimes, bugs related to buffer handling are fixed in newer versions.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. There may be known issues and recommended solutions provided by SAP.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. They can provide more specific guidance based on your system configuration and the context in which the error occurs.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like RZ10 (Profile Maintenance) and RZ11 (Profile Parameter Maintenance) for adjusting system parameters.
  Performance Monitoring: Use transaction ST02 (Tune Summary) to monitor buffer performance and identify potential bottlenecks.
  Documentation: Review SAP documentation related to memory management and performance tuning for additional insights.
  
  By following these steps, you should be able to address the "00216 Error in RCUI slave" and improve the handling of data in your SAP system.