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Hi Santosh,   Are you still having issues with the buffer? If so, do the message logs on the node hosting the buffer show something similar to:   >> Fatal error in PI subsystem pibufss: Failed to initialize buffer sessions, status: [-11419] Buffering is supported for only one PI Server or Collective   >> pibufss.exe>PI-API (XXXX) - XXXX> Buffer…

Thanks for your translation.