Connection reset by peer
The error message Connection reset by peer indicates that an established network connection was forcibly closed by the remote system. This error is generated at the operating system or network stack level and commonly appears in Linux, Windows, Java applications, Spring Boot services, Docker containers, databases, and distributed server environments where TCP connections are used. When does this error occur? A server application terminates or crashes while a client connection is active A firewall or network device forcefully closes an idle or restricted connection A service restarts while clients are still sending requests A proxy or load balancer drops the connection unexpectedly A timeout or protocol mismatch causes the remote host to reset the TCP session Root cause of Connection reset by peer At the TCP layer, the remote system sends a reset (RST) packet instead of completing a normal connection shutdown. This means the peer decided to immediately terminate...