org.postgresql.util.PSQLException: An I/O error occured while sending to the backend.

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It's possible you're trying to write to a connection that's already closed. Another cause for this is that you closed the socket with unread data in the socket receive buffer.

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This might be caused by unmatching versions of SSL. Java starts normally with SSLv2 and your server might not be able to negotiate. You have to force Java to use SSLv3. See this comment: https://goo.gl/hx0YB3

Solutions on the web

via Stack Overflow by 1337GameDev
, 1 year ago
An I/O error occured while sending to the backend.
via osgeo.org by Unknown author, 11 months ago
An I/O error occured while sending to the backend
via Stack Overflow by Juniad Ahmed
, 1 year ago
ERROR: syntax error at or near "table" Position: 13 at org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:2198) at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:1927)
via grokbase.com by Unknown author, 2 years ago
An I/O error occured while sending to the backend.
via Google Groups by wbrana, 5 months ago
An I/O error occured while sending to the backend.
via Server Fault by jeebface
, 1 year ago
An I/O error occurred while sending to the backend.
org.postgresql.util.PSQLException: An I/O error occured while sending to the backend.
at java.net.SocketInputStream.socketRead0(Native Method)
at java.net.SocketInputStream.read(SocketInputStream.java:129)
at org.postgresql.core.VisibleBufferedInputStream.readMore(VisibleBufferedInputStream.java:135)
at org.postgresql.core.VisibleBufferedInputStream.ensureBytes(VisibleBufferedInputStream.java:104)
at org.postgresql.core.VisibleBufferedInputStream.read(VisibleBufferedInputStream.java:73)
at org.postgresql.core.PGStream.ReceiveChar(PGStream.java:259)
at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:1166)
at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:192)
at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:218)
at org.postgresql.jdbc2.AbstractJdbc2Statement.execute(AbstractJdbc2Statement.java:451)
at org.postgresql.jdbc2.AbstractJdbc2Statement.executeWithFlags(AbstractJdbc2Statement.java:350)
at org.springframework.jdbc.core.JdbcTemplate$2.doInPreparedStatement(JdbcTemplate.java:697)
at org.springframework.jdbc.core.JdbcTemplate.execute(JdbcTemplate.java:476)
at org.springframework.jdbc.core.JdbcTemplate.update(JdbcTemplate.java:691)
at org.springframework.jdbc.core.JdbcTemplate.update(JdbcTemplate.java:753)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:287)
at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:181)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:170)

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