How To Fix RT879 - SAP buffer: Table Buffer

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 879

• Message text: SAP buffer: Table Buffer

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message RT879 - SAP buffer: Table Buffer ?

  The SAP error message RT879, which pertains to the "SAP buffer: Table Buffer," typically indicates an issue with the table buffer in the SAP system. This error can occur when there is a problem with the data stored in the buffer for a specific table, which can lead to inconsistencies or performance issues.
  Cause:
  
  Buffer Inconsistency: The data in the buffer may not match the data in the database due to changes made to the table (e.g., updates, deletions) that have not been reflected in the buffer.
  Buffer Overflow: The buffer may be full, preventing new entries from being added.
  Configuration Issues: Incorrect configuration settings for the table buffer in the SAP system.
  Transport Issues: If changes were transported from one system to another, the buffer may not have been updated correctly.
  
  Solution:
  
  
  Buffer Refresh: You can refresh the buffer for the affected table. This can be done using transaction code SE14 (Database Utility) or SE11 (Data Dictionary) to manage the buffer.
  
  In SE14, select the table and choose the option to "Delete Buffer" or "Activate Buffer."
  In SE11, you can also check the buffer settings and make necessary adjustments.
  
  
  
  Check Buffer Settings: Ensure that the buffer settings for the table are correctly configured. You can do this in the Data Dictionary (SE11) by checking the table's technical settings.
  
  
  Monitor Buffer Usage: Use transaction SM12 to monitor and manage lock entries, which can sometimes lead to buffer issues.
  
  
  System Restart: In some cases, a system restart may help clear any temporary issues with the buffer.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address specific issues related to the RT879 error.
  
  
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for further assistance, especially if it is affecting production systems.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SE11, SE14, SM12, and SM21 for monitoring and managing database tables and buffers.
  SAP Basis: Understanding the role of SAP Basis in managing system performance and database interactions can be beneficial.
  Performance Monitoring: Regularly monitor system performance and buffer usage to prevent issues before they arise.
  
  By following these steps, you should be able to resolve the RT879 error and ensure that the table buffer is functioning correctly.