That seems like a connection issue. Is the connection ovr a LAN? Or a VPN? There might have been some interruption, from a damaged cable to an isp problem Regards, Alvaro Aguayo Operations Manager Open Comb Systems E.I.R.L. (+51-1) 337-7813 Ext. 4002 www.ocs.pe ----- Original Message ----- From: "Mahmoud Moharam" <mmoharam@xxxxxxxxxxx> To: "pgsql-admin" <pgsql-admin@xxxxxxxxxxxxxxxxxxxx>, "pgsql-admin" <pgsql-admin@xxxxxxxxxxxxxx> Sent: Monday, 10 June, 2019 01:24:26 Subject: Postgres Replication stopped Hi All , I faced some issues on postgres replication as it was stopped with these errors :- LOG: unexpected EOF on client connection with an open transaction LOG: could not send data to client: Broken pipe FATAL: connection to client lost on DB Master thanks in advance