SQLRecoverableException:No more data to read from socket After Failover With UCP 11.2.0.4
(Doc ID 1663481.1)
Last updated on NOVEMBER 08, 2021
Applies to:
JDBC - Version 11.2.0.4.0 to 12.1.0.1.0 [Release 11.2 to 12.1]Universal Connection Pool - Version 11.2.0.3.0 and later
Information in this document applies to any platform.
Symptoms
Fast Connection Failover (FCF) does not work after failover with Universal Connection Pool (UCP) 11.2.0.4 or 12.1.0.1.
Even though the application recieves FAN event, UCP throws SQLRecoverableException when using the connection.
java.sql.SQLRecoverableException: No more data to read from socket
at oracle.jdbc.driver.T4CMAREngine.unmarshalUB1(T4CMAREngine.java:1200)
at oracle.jdbc.driver.T4CTTIfun.receive(T4CTTIfun.java:369)
at oracle.jdbc.driver.T4CTTIfun.doRPC(T4CTTIfun.java:235)
at oracle.jdbc.driver.T4C8Oall.doOALL(T4C8Oall.java:543)
at oracle.jdbc.driver.T4CStatement.doOall8(T4CStatement.java:199)
at oracle.jdbc.driver.T4CStatement.executeForRows(T4CStatement.java:1418)
at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:1764)
at oracle.jdbc.driver.OracleStatement.executeUpdateInternal(OracleStatement.java:2675)
at oracle.jdbc.driver.OracleStatement.executeUpdate(OracleStatement.java:2604)
at oracle.jdbc.driver.OracleStatementWrapper.executeUpdate(OracleStatementWrapper.java:1087)
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 oracle.ucp.jdbc.proxy.StatementProxyFactory.invoke(StatementProxyFactory.java:272)
Changes
Upgrade to UCP 11.2.0.4 or 12.1.0.1.
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |
| References |