数据保存出错(我是菜鸟,请高手指点，多谢！！！)(50分)

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异常为：- Io 异常: End of TNS data channel
java.sql.SQLException: Io 异常: End of TNS data channel
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:180)
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:222)
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:335)
at oracle.jdbc.driver.OracleStatement.executeNonQuery(OracleStatement.java:1853)
at oracle.jdbc.driver.OracleStatement.doExecuteOther(OracleStatement.java:1764)
at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:2354)
at oracle.jdbc.driver.OraclePreparedStatement.executeUpdate(OraclePreparedStatement.java:421)
at oracle.jdbc.driver.OraclePreparedStatement.execute(OraclePreparedStatement.java:486)
at jsp_servlet._jsp._app._xqltj.__search._jspService(__search.java:465)
at weblogic.servlet.jsp.JspBase.service(JspBase.java:27)
at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:265)
at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:304)
at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:200)
at weblogic.servlet.internal.RequestDispatcherImpl.forward(RequestDispatcherImpl.java:241)
at weblogic.servlet.jsp.PageContextImpl.forward(PageContextImpl.java:112)
at psdi.jsp.util.Util.forwardToFindPage(Util.java:1163)
at psdi.jsp.common.Navigate.findInitial(Navigate.java:354)
at psdi.jsp.common.CommonActions.initializeapplication(CommonActions.java:54)
at java.lang.reflect.Method.invoke(Native Method)
at psdi.jsp.common.NavbarHandler.action(NavbarHandler.java:155)
at psdi.jsp.common.NavbarHandler.handleAction(NavbarHandler.java:95)
at psdi.jsp.common.NavbarHandler.handleRequest(NavbarHandler.java:404)
at java.lang.reflect.Method.invoke(Native Method)
at psdi.jsptags.HandleRequestTag.doEndTag(HandleRequestTag.java:104)
at jsp_servlet._jsp._app._xqltj.__main._jspService(__main.java:282)
at weblogic.servlet.jsp.JspBase.service(JspBase.java:27)
at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:265)
at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:304)
at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:200)
at weblogic.servlet.internal.WebAppServletContext.invokeServlet(WebAppServletContext.java:2495)
at weblogic.servlet.internal.ServletRequestImpl.execute(ServletRequestImpl.java:2204)
at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:139)
at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:120)

就是在提交到数据库的时候出错，我保存的是大文本(小弟只有50分了，多多包涵)

晕，这么一大堆错误看起来都费劲！

不是啦,我就执行:
myPrepStatement.executeUpdate();就出现的问题,屏蔽该句就没有任何问题.
主要就是
异常为：- Io 异常: End of TNS data channel
java.sql.SQLException: Io 异常: End of TNS data channel
我不知道问题出在那里.谢谢

搞定