Reset or Refresh Table Buffer in SAP



Many time we see that the changes to any specific table post TR import or similar activity are not reflecting in system. This is mainly related to the buffer sync issues. To address this, manual table buffer reset or refresh or invalidation is required. So let’s check out how to Reset or Refresh Table Buffer in SAP. The table buffer should only be reset if inconsistencies have arisen in the buffer. It can take a long time to fill the table buffer in large systems and this can seriously affect performance.

Reset or Refresh Table Buffer in SAP

We can refresh table buffer for entire application server by executing transaction /$TAB. Please note this will affect all tables. On safer side if you need to all table buffer for entire system, please make sure to execute /$TAB on each application server. For entire system, to resets all buffers of the application server, you can also use /$SYNC. Reference.

Please note that manually resetting buffer is risky and you should do it on your own risk. In case of doubt, please raise OSS with SAP Product Support to get proper guidance.


Another good transaction to check buffer related stuff is AL12. It will give you all details regarding buffer in your SAP system. Via this you can check buffer content as well and also reset buffer as well. Also you can invalidate buffer for all tables or selected single table as well.

T-Code : AL12

Also Read

SAP System Sanity Checks Post Maintenance Activity
T-Code : AL12
T-Code : AL12
T-Code : AL12

If you are facing issue with Table Buffer Inconsistencies post local client copy, then please check below SAP Note.

SAP Note 2960065 - Reset Table Buffers on all application servers after copying tables during Local Client Copy

Hope you find this helpful. If you used any other way to deal with buffer reset for tables, do let us know via comments. Till then, stay healthy, stay safe, Jai Hind!




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