"java.sql.SQLException: No more data to read from socket" in EAP

Solution Verified - Updated -

Issue

  • The following WARN message is observed in the server.log:
... WARN ... Connection error occured: ... java.sql.SQLException: No more data to read from socket 
            at oracle.jdbc.driver.T4CMAREngine.unmarshalUB1(T4CMAREngine.java:1200)  
            at oracle.jdbc.driver.T4CMAREngine.unmarshalSB1(T4CMAREngine.java:1155)  
            at oracle.jdbc.driver.T4CTTIfun.receive(T4CTTIfun.java:279)  
            at oracle.jdbc.driver.T4CTTIfun.doRPC(T4CTTIfun.java:186)  
            at oracle.jdbc.driver.T4C8Oall.doOALL(T4C8Oall.java:521)  
            at oracle.jdbc.driver.T4CStatement.doOall8(T4CStatement.java:194)  
            at oracle.jdbc.driver.T4CStatement.executeForDescribe(T4CStatement.java:853)  
            at oracle.jdbc.driver.OracleStatement.executeMaybeDescribe(OracleStatement.java:1145)  
            at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:1267)  
            at oracle.jdbc.driver.OracleStatement.executeInternal(OracleStatement.java:1882)  
            at oracle.jdbc.driver.OracleStatement.execute(OracleStatement.java:1847)  
            at oracle.jdbc.driver.OracleStatementWrapper.execute(OracleStatementWrapper.java:301)  
            ...

Environment

  • Red Hat JBoss Enterprise Application Platform (EAP)
    • 5
    • 6
    • 7
  • Oracle

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