How To Fix RT553 - SAP Buffer: Single record (SingleRecord)

SAP Error Message - Details

• Message type: E = Error

• Message class: RT - Monitoring infrastructure MSG and alert texts

• Message number: 553

• Message text: SAP Buffer: Single record (SingleRecord)

What causes this issue?

The SingleRecord buffer contains individual records of used database
tables.
You can set the maximum size of the SingleRecord using system parameter
<ZH>rtbb/buffer_length</>, and the maximum number of entries in the
buffer directory with <ZH>rtbb/max_tables</>. Specify the value of
system parameter <ZH>rtbb/buffer_length</> in kilobytes.

How to fix this error?

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

INCLUDE BC_BUFFER_INFO1 OBJECT DOKU ID TX LANGUAGE EN
A typical size setting for the buffer is around 30.000 KB, and a
typical setting for the number of directory entries around 500.
INCLUDE BC_BUFFER_INFO2 OBJECT DOKU ID TX LANGUAGE DE

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RT553 - SAP Buffer: Single record (SingleRecord) ?

  The SAP error message RT553, which pertains to the SAP Buffer, specifically indicates an issue with a single record in the buffer. This error typically arises when there is a problem with the data being processed or when the buffer is not able to handle the request due to inconsistencies or corruption.
  Cause:
  
  Data Inconsistency: The data being accessed may be inconsistent or corrupted, leading to issues when the system tries to read or write to the buffer.
  Buffer Overflow: The buffer may be full or unable to accommodate the new data being processed.
  Configuration Issues: Incorrect configuration settings in the SAP system can lead to buffer-related errors.
  Database Issues: Problems with the underlying database, such as locks or deadlocks, can also trigger this error.
  
  Solution:
  
  Check Data Consistency: Verify the integrity of the data being processed. Ensure that there are no inconsistencies or corruption in the records.
  Clear Buffer: If the buffer is full, consider clearing it. This can often be done through transaction codes like SM12 (to delete lock entries) or SM21 (to check system logs).
  Review Configuration: Check the configuration settings related to the buffer. Ensure that they are set correctly according to the system requirements.
  Database Maintenance: Perform database maintenance tasks, such as checking for locks or deadlocks, and resolve any issues found.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that can resolve the issue.
  System Restart: In some cases, restarting the SAP application server may help clear temporary issues related to the buffer.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12, SM21, and ST22 for monitoring and troubleshooting.
  SAP Support: If the issue persists, consider reaching out to SAP Support for further assistance. Provide them with detailed logs and error messages to facilitate troubleshooting.
  Documentation: Review SAP documentation and community forums for additional insights and solutions related to buffer errors.
  
  By following these steps, you should be able to diagnose and resolve the RT553 error in your SAP system.